Patents

1 A MIXED-SIGNAL PLATFORM FOR IN-PROCESS ESTIMATION OF POWER SYSTEM APPARENT IMPEDANCE DURING POWER SWINGS
Year: 2025

2 CIRCUITRY AND METHOD FOR HYBRID CURRENT MIRROR INVERTER PHYSICALLY UNCLONABLE FUNCTION
Year: 2025

3 APPARATUS FOR MULTI-RADIO INTERFACING BASED RELIABLE IOT-ENABLE PHYSICAL SENSORY TRANSMISSION SYSTEM
Year: 2024

4 REAL-TIME ZERO WASTE WATER QUALITY OBSERVING SYSTEM
Year: 2024

5 DEVELOPMENT OF TUBULAR LINEAR INDUCTION MOTOR STATORS FROM DISCRETE LINEAR STAMPINGS
Year: 2024

6 Tapashi Bhattacharjee, Hirak K. Maity, Santi P. Maity (2024), A SYSTEM FOR PROVIDING INTEGRITY AND CONFIDENTIALITY ON SECRET IMAGES , Patent, 202023106104.4 (German)
Year: 2024

7 Silica Coated Melting Oven for Production of Metal Artifacts-Design Patent Application No. 409157-001; dated 29.02.2024
Year: 2024

8 Carbon Fibre Based Smart Face Mask-Design Patent Application No. 411989-001; dated 29.03.2024
Year: 2024

9 SILICA COATED MELTING OVEN FOR PRODUCTION OF METAL ARTIFACTS
Year: 2024

10 Fixed-bed Hybrid Bioreactor Fitted with Nonagon Cylindrical Mounted Attachment Frame
Year: 2024

11 A Hollow Partitioned Cubical (HPC) Bio-carrier Particle for MBHBR System Treating Composite Chrome Tannery Wastewater
Year: 2024

12 Moving Bed Hybrid Bioreactor (MBHBR) for Biological Treatment of Industrial Wastewater
Year: 2024

13 A SYSTEM FOR PUNCHING A SHEET METAL AND A METHOD OF OPERATING THE SYSTEM THEREOF
Year: 2024

14 METHOD FOR IMPROVING FATIGUE STRENGTH OF A WORKPIECE AND THE WORKPIECE THEREOF
Year: 2024

15 A SYSTEM FOR A SHEET METALWORKING AND A PROCESS THEREOF
Year: 2024

16 A process for formation of highly stable zinc oxide bipolar junction transistor, Indian Patent application no. 202431055093 (Date of patent application: 19.07.2024)
Year: 2024

17 Centrally Aligned Pulse based One Cycle Control (CAPOCC) System for PWM Inverters
Year: 2024

18 Automated liquid level maintaining and monitoring system with liquid discharge detection
Year: 2024

19 Machine Learning System for Developing Carbide Free Bainitic Steel-Design Patent Application No. 429217-001; dated 03.09.2024
Year: 2024

20 Method to Analyze Channel Stress in Ge FinFET Architecture and architecture thereof (Application number: 201831020551, Date of Filing:31/05/2018, Patent number: 544833, Date of Grant:12/07/2024)
Year: 2024

21 A TEST-BENCH SYSTEM FOR IN-PROCESS PERFORMANCE DETERMINATION OF HIGH-FREQUENCY INDUCTORS HAVING DIFFERENT CORE AND WINDING GEOMETRIES
Year: 2024

22 Smart Underground Mine Monitoring System
Year: 2024

23 Ornithopter, Publication date 2023/3/6 Patent office IN Patent number 433651 Application number 59/DEL/2015
Year: 2023

24 A foldable wing design of an improved flapping wing aerial vehicle, Publication date 2023/10/10 Patent office IN Patent number 457785 Application number 201611038098
Year: 2023

25 A yarn Characterisation Unit (Application No. 897/kol/2014, Patent No. 487726)
Year: 2023

26 A SYSTEM FOR ERROR-CORRECTION OF TRAPEZOIDAL EMF PMAC MACHINES HAVING SENSOR ASSEMBLY MECHANICAL MISALIGNMENT DEFECT
Year: 2023

27 DOUBLE-SIDED AXIAL FLUX SWITCHED RELUCTANCE MOTOR
Year: 2023

28 An Induction Curing System for Roof Treatment with Asphalt Concrete to Cure a Crack on Roof and a Method for the Same
Year: 2023

29 A Current-sensor-less Technique for Dead Time Distortion Compensation in PWM Inverters
Year: 2023

30 Modified fixture for cryogenic cooling during welding
Year: 2023

31 WHEELCHAIR TO PATIENT BED: QUICK CONVERSION
Year: 2023

32 MECHANISED PAINT AND RUST REMOVER FOR INDUSTRIAL AND DOMESTIC USE: SCRUB100
Year: 2023

33 RCL Feed-Forward Controller Extensions to Handle Track-Data-Update-Loss Exception & DP Train
Year: 2023

34 Copyright on Detection of Alzheimer's Disease
Year: 2023

35 Copyright on Detection of Breast Cancer
Year: 2023

36 A REINFORCEMENT MEMBER FOR AVEHICLE
Year: 2023

37 A SYSTEM FOR A SHEET METALWORKING AND A PROCESS THEREOF
Year: 2023

38 APPARATUS FOR TEMPERATURE-CONTROLLED ABRASIVE MULTI-JET MACHINING [Status: Granted - 27.03.2025; Patent No.: 563893]
Year: 2023

39 A Low-cost Application-Specific Integrated Circuit (ASIC) employed in PMBLDCM Drive fed Domestic Application
Year: 2023

40 R. Naskar, D. Das and R. Das, "A Forensic System for Feature based Image Splicing Detection and Evaluation", Indian Copyright Diary No.: 22698/2023-CO/SW, Registration No. SW-17587/2023, filed in August 2023, granted in December 2023.
Year: 2023

41 An IoT-based Health Monitoring System Enabling Precise Physiological Parameter Analysis for Instant Health Assessment.
Year: 2023

42 A simple and economical processing route for preparing MnBi magnetic powder
Year: 2023

43 Intelligent Associative Memory (IAM) System
Year: 2023

44 Nonagon Cylindrical Mounted Attachment Frame
Year: 2023

45 A METHOD FOR IMPROVING YIELD STRENGTH OF A WORKPIECE, AN APPARATUS AND A WORKPIECE THEREOF
Year: 2023

46 Hardware accelerator for efficient convolution processing (Application Number: US16/858637, Date: 26-04-2020, Patent Number: US11797345B2, Granted on 24-10-2023)
Year: 2023

47 Shock-free electrical circuit for gas discharge plume for biomedical application
Year: 2022

48 System to Model and Control Diffusion of COVID ’19 using Digital Microfluidic Biochip
Year: 2022

49 A System Employing Mixed-Signal Platform For Parameter And Position Estimation Of A Switched Reluctance Motor
Year: 2022

50 MICROALGAL BIOMASS FLOCCULATION USING L-ARGININE TAGGED GUAR GUM
Year: 2022

51 A System for Induction Heated Sterilization of Surgical Instruments and a Method for the Same
Year: 2022

52 METHOD FOR IMPROVING FATIGUE STRENGTH OF A WORKPIECE AND THE WORKPIECE THEREOF
Year: 2022

53 Real-time Remote Air Quality Monitoring System with Automatic Sprinkler System
Year: 2022

54 Real-time Swimmer care device for drowning prevention in a swimming pool
Year: 2022

55 A system for testing Dynamically bending behavior of semi-rigid fabrics and a method of such testing ( Application no: 1118/KOL/2014, Patent No.362012)
Year: 2021

56 COPYRIGHT - AUTOMATED AMD DETECTION BY A NOVEL DEEP NEURAL NETWORK
Year: 2021

57 A Surface Disinfection System (Indian Patent No 408037)
Year: 2021

58 Patent - A Surface Disinfection System (Patent No.: 408037 (Government of India), Date of Filing: 23/03/2021)
Year: 2021

59 Emission Control Device for Diesel Engine to Reduce the Particulate Matters in Exhaust Gases and the Method for the Same
Year: 2021

60 Impedance Network based Enhanced Voltage Cascaded H-bridge Converter
Year: 2021

61 A METHOD FOR IMPROVING YIELD STRENGTH OF A WORKPIECE, AN APPARATUS AND A WORKPIECE THEREOF
Year: 2021

62 A METHOD FOR IMPROVING YIELD STRENGTH OF A WORKPIECE, AN APPARATUS AND A WORKPIECE THEREOF
Year: 2021

63 AN IOT BASED REAL TIME PORTABLE WATER QUALITY MONITORING SYSTEM
Year: 2020

64 SHAFT-TYPE HYBRID BIOREACTOR
Year: 2020

65 Development of 2000mpa ultra high strength steel, From IISEST and MSF, Patent No. 330973, date of Grant 31.01.2020.
Year: 2020

66 A very simple three levels laser beam detection arrangement for measurement of ‘g’
Year: 2020

67 COPYRIGHT - FAST SCREENING OF COVID-19 PATIENTS USING CHEST X -RAYS
Year: 2020

68 REGENERATIVE HORN
Year: 2020

69 REGENERATIVE HORN
Year: 2020

70 FLUIDIZED HOT CHAMBER FOR ABRASIVE JET MACHINING [Status: Granted - 13.09.2022; Patent No.: 406529]
Year: 2020

71 Cutting Wood Apparatus
Year: 2020

72 Software Copyright: Performance Evaluation of the Classification Methods
Year: 2020

73 METHOD FOR SELECTING A FORWARDING VEHICLE FOR MULTI-HOP ROUTING IN URBAN VANETS
Year: 2019

74 A Novel Spring Induced Ornithopter Wing Design with a Bent Spar, Publication date 2023/9/18 Patent office IN Patent number 452547 Application number 201911016240
Year: 2019

75 A process for preparing improved Ti composite foams as bio-implants materials (Patent no. 530645, Date of Grant: 27.03.2024)
Year: 2019

76 A method for improving yield strength of a workpiece, an apparatus and a workpiece thereof
Year: 2019

77 Electromagnetic Braking Device
Year: 2019

78 Solar Powered Wheel Chair
Year: 2019

79 Software Copyright: Computer Software Work, Genetic Algorithm Simulation
Year: 2019

80 A RELIABLE INTERNET OF THINGS (IOT) ENABLED SMART HEALTHCARE DECISION-AID METHOD AND SYSTEM TO SUPPORT MEDICAL MANAGEMENT SERVICES IN POST DISASTER SCENARIOS.
Year: 2018

81 Methods and systems for wireless charging of smart cards
Year: 2018

82 R. Naskar, V. U. Sameer, R. S. K. Reddy and S. G. Chandra, “A System for Execution and Evaluation of Forensic Source Identification of Digital Images", Indian copyright registered in April 2018 (Registration No.: SW-10532/2018 Dated: 25/04/
Year: 2018

83 One-Pot Synthesis of graphene Oxide-Mn-Fe Composite nanomaterial and purifying water by the same
Year: 2018

84 Indian Patent Application No.: 201831041698 dated 03/11/2018 Applicant: INDIAN INSTITUTE OF ENGINEERING SCIENCE & TECHNOLOGY, SHIBPUR Title: A PERFORMANCE MEASUREMENT METHOD FOR I-V CURVE TRACING OF SOLAR PV GENERATORS
Year: 2018

85 An automated system for noninvasive screening of stratified epithelial cancer
Year: 2018

86 An Electric Motor Apparatus For and An Application on Mechanical Loads Under Operational Modes Warranting High Torque At Low Speeds
Year: 2017

87 Artificial Neural Network Based Adaptive Over-Current Relay
Year: 2017

88 Nano material including Amourphous Graphene and Nano Fluids involving the same with a base medium having significantly Enhanced Electrical Insulation and Thermal Conductivity
Year: 2017

89 Non-invasive camera less wireless sensor system for monitoring of elderly people staying alone
Year: 2017

90 Quadrotor Convertiplane Air Vehicle , Indian Patent No. 201711020832
Year: 2017

91 Hip stem (file no: PCT/GB2016/050078, 13th January 2016; WO2016113563A1, WIPO status: application filing)
Year: 2016

92 Development of atmospheric pressure plasma Jet
Year: 2016

93 A process for fabrication of hybrid junction of reduced graphene oxide nanoribbon and TiO2 nanotube array (TNTA) based gas sensor system,(GRANTED),Indian Patent No.407903(Date of patent publication:05.05.2016 Date of patent grant:28.09.2022
Year: 2016

94 A permenant split type mandrel for use in repeated manufacturing of helically wound composite pipes, Patent No.: 272891, Recordal Date: 11 May, 2016
Year: 2016

95 A COUNTER ROTATING PIN AND SHOULDER TOOL ARRANGEMENT FOR FRICTION STIR WELD SYSTEM
Year: 2016

96 A Photonic Inter-Processor Communication Bus for Data Transfer in Homogeneous Multicore High Performance Computing Systems
Year: 2016

97 A process for fabricating an undoped transition metal oxide (TMO) based p-n homojunction diode with high rectification efficiency, (GRANTED), Indian Patent No.341257 (Date of patent publication:27.05.2015 Date of patent grant:13.07.2020)
Year: 2015

98 “Low Cost Intelligent Colorimeter Using Color LEDs” Patent No. 886/KOL/2015
Year: 2015

99 A Novel Reusable Sub Volt Differential Amplifier Module for Use as a Preamplifier Output Stage (Indian Patent No. 169/KOL/2013A, 25-09-15, Filed on 20-02-2013, Issued on 25-09-2015).
Year: 2015

100 Crossover Biasing Technique for Quad Input Differential Amplifiers (Indian Patent No.196/KOL/2013A, Filed on 20-02-2013, Issued on 25-09-2015)
Year: 2015

101 A process for forming an undoped p-type TiO2 based sensor device for accurate sensing of low ppm ethanol at low temperature, (GRANTED), Indian Patent No.381117(Date of patent publication:11.12.2014 Date of patent grant:02.11.2021)
Year: 2014

102 A process for forming a TiO2 Nanotube based room temperature (27ºC) alcohol sensor device, (GRANTED), Indian Patent No.345631 (Date of patent publication:11.12.2014 Date of patent grant:30.08.2020)
Year: 2014

103 A method for production of stable super black coating
Year: 2014

104 A method for production of Electrical contact to the solid oxide fuel cells
Year: 2014

105 Erosion resistant steel for underwater components of turbine hydrogenerators and process for producing the same, From NML Jamshedpur, 2653/DEL/2011, date 15/03/2013
Year: 2014

106 Sub 1000C thermocompression Metal-Metal direct bonding
Year: 2014

107 A Low Cost, Small in size and High Frequency Current sourced Converter for Induction Cooking Application and heat treatment in soft metals
Year: 2013

108 R. S. Chakraborty, R. Naskar and B. Sarkar, “A Method and System for Evaluation of Reversible Watermarking of Digital Images and Audio”, Indian patent filed in May 2013 (Ref: 853/KOL/2013).
Year: 2013

109 Pentacene Deposition in Organic Thin Film Transistors-Patent Application No: 1615/DEL/2013; Dated: 29.05.2013
Year: 2013

110 Method and apparatus for seamless power transfer
Year: 2013

111 Ball Mill-Patent Application No: 1405/DEL/2012; Dated: 07-05-2012
Year: 2012

112 A High Performance Low-Cost and Field Deployable Impedance Biosensor for Bacteria Detection On Macroporous Substrates
Year: 2010

113 Powder coating system and method-Patent Application no: 2151/DEL/2010; Dated: 10-09-10
Year: 2010

114 A Process for preparing a piezoresistive pressure sensor with enhanced sensitivity
Year: 2009

115 A novel sensor useful for the determination of moisture in agricultural produce and a moisture sensing device made thereof
Year: 2009

116 Process for synthesis of nanocrystalline hydroxypatite-Patent Application no. 828/DEL/2008; Dated: 28-03-2008
Year: 2008

117 A novel moisture sensor
Year: 2008

118 A process for making a novel moisture sensor in the ppmv ranges & a device for detection of moisture made therefrom
Year: 2008

119 A novel moisture sensor and a device for measuring moisture made thereof
Year: 2008

120 Acharya, T., B. B. Bhattacharya, P. Bhowmick, A. Bishnu, A. Biswas, M. K. Kundu, C. A. Murthy, S. Das, and S. C. Nandy (2008). Minutia Matching using Scoring Techniques". Patent US 7359532 (US).
Year: 2008

121 Improved Vertical Axis Wind Electricity Generator-Cum-Wind Water Pump
Year: 2007

122 A Process of manufacturing a moisture sensor useful for the determination of trace moisture present in gases and a device incorporating the said moisture sensor
Year: 2006

123 CBIR : Method and Apparatus for Image Retrieval - (US Patent Number: US 2003/0198387 A1)
Year: 2003

124 Robust digital image watermarking utilizing a Walsh transform algorithm (US Patent application filed on 11th December 2003, application no. 10/734,691, Attorney Docket No. 42P14995)
Year: 2003

125 A VOLTAGE AND CURRENT MEASUREMENT SYSTEM FOR SPARKS
Year: 2002

126 A novel position sensor using analogue electronic devices for application in a switched reluctance motor to eliminate the shaft mounted position encoder
Year: 1999

127 Semiconductor sensor for spontaneous heating of coal
Year: 1996