Inventor profile of:

Tapas Chakravarty

City:

Kolkata

Country:

India

Published Applications:

86

Last publication date:

2026-06-04

Top Assignees for applications by Tapas Chakravarty

The entities that hold a legal rights for patent applications filed by inventor Chakravarty Tapas:

Recent patent applications by Chakravarty Tapas

Tapas Chakravarty from Kolkata, IN has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2026-06-04
US20260155584A1
Electricity

RING LOADED ALFORD-LOOP BASED PHASE GRADIENT METASURFACE LENS FOR X-BAND APPLICATIONS

#2 | 2026-05-14
US20260134174A1
Physics

METHOD AND SYSTEM FOR A GENERATIVE ARTIFICIAL INTELLIGENCE BASED SENSOR DESIGN SYNTHESIS OF METAMATERIAL

#3 | 2026-05-07
US20260126401A1
Physics

SYSTEM AND METHOD FOR UNOBTRUSIVE OEDEMA SEVERITY CLASSIFICATION AND QUANTIFICATION USING MICROWAVE SENSING

#4 | 2026-04-30
US20260121734A1
Electricity

SYSTEM AND METHOD FOR REAL TIME MULTI-FREQUENCY OPERATION USING METASURFACE-BASED MECHANICALLY CONTROLLED TUNABLE POLARIZATION CONVERSION

#5 | 2026-04-23
US20260110795A1
Physics

METHOD AND SYSTEM FOR LOCAL INTERPOLATION FUNCTION BASED SAR IMAGING FOR IRREGULAR SCANNING GEOMETRIES

#6 | 2025-12-18
US20250383277A1
Physics

SYSTEMS AND METHODS FOR REAL-TIME MEASUREMENT OF FLUID VISCOSITY IN FLOWING CONDITIONS USING PHOTOACOUSTIC SENSING

#7 | 2025-09-18
US20250293748A1
Electricity

METHOD AND SYSTEM FOR CHANNEL ESTIMATION IN RECONFIGURABLE INTELLIGENT SURFACE (RIS) ASSISTED COMMUNICATION SYSTEM

#8 | 2025-09-18
US20250291052A1
Physics

MICROWAVE IMAGING WITH MULTIPLE-INPUT AND MULTIPLE-OUTPUT SYNTHETIC APERTURE RADAR USING COMPRESSED MULTI-COSET RANGE MIGRATION TECHNIQUE

#9 | 2025-05-29
US20250175218A1
Electricity

COMPOSITE RECONFIGURABLE INTELLIGENT SURFACE SYSTEM FOR REAL TIME BEAM STEERING AND METHOD THEREOF

#10 | 2025-05-29
US20250169709A1
Human necessities

SYSTEMS AND METHODS FOR DETECTING ANOMALY IN BIOLOGICAL TISSUES

#11 | 2025-05-15
US20250152017A1
Human necessities

IN VIVO NON-INVASIVE MEASUREMENT OF BLOOD PARAMETERS USING LASER ENABLED SWEPT FREQUENCY ACOUSTIC INTERFEROMETRY

#12 | 2025-04-10
US20250116770A1
Physics

METHOD AND SYSTEM FOR MICROWAVE IMAGING WITH MULTIPLE-INPUT AND MULTIPLE-OUTPUT (MIMO) SYNTHETIC APERTURE RADAR (SAR)

#13 | 2025-01-16
US20250020905A1
Physics

OPTICALLY SPARSE PRIMARY APERTURE FOR HIGH SPATIAL RESOLUTION IMAGING

#14 | 2024-12-26
US20240426771A1
Physics

NON-CONTACT METHOD AND SYSTEM FOR INSPECTION AND DETECTION OF WATER SATURATED REGIONS IN ROCKMASS

#15 | 2024-12-19
US20240420387A1
Physics

SYSTEMS AND METHODS FOR IN BODY MICROWAVE IMAGING OF A SUBJECT

#16 | 2024-11-21
US20240385314A1
Physics

METHOD AND SYSTEM FOR MILLIMETER WAVE SYNTHETIC APERTURE RADAR IMAGING FOR SUPERFICIAL IMPLANT MONITORING

#17 | 2024-11-07
US20240372255A1
Electricity

ELECTRONIC BEAM-STEERING REFLECTARRAY ANTENNA SYSTEM WITH VARACTOR DIODE EMBEDDED COMB-SHAPED UNIT CELL

#18 | 2024-10-31
US20240364007A1
Electricity

TOPOLOGICALLY MODULATED REFLECTING INTELLIGENT SURFACES AND METHOD TO ENABLE SECTORAL AREA COVERAGE UNDER NETWORK APPLICATIONS

#19 | 2024-10-03
US20240329233A1
Physics

METHOD AND SYSTEM TO DETECT OBJECTS IN SEALED PACKAGES BASED ON VIRTUAL ANTENNA-BASED DELAY-MULTIPLY-AND-SUM (VA-DMAS)

#20 | 2024-08-22
US20240280678A1
Physics

METHOD AND SYSTEM FOR LOCALIZATION OF TARGETS USING SFCW MIMO RADAR

#21 | 2024-08-08
US20240267098A1
Electricity

SYSTEMS AND METHODS FOR META-SURFACE-BASED BEAMFORMING

#22 | 2024-05-09
US20240151846A1
Physics

METHOD AND SYSTEM FOR PHASELESS FREQUENCY-MODULATED CONTINUOUS-WAVE MULTISTATIC RADAR IMAGING

#23 | 2024-05-09
US20240151515A1
Physics

NON-DESTRUCTIVE ESTIMATION OF COATING LAYER THICKNESS BASED ON SWEEP FREQUENCY PHOTO ACOUSTIC GUIDED WAVE TECHNIQUE

#24 | 2024-05-02
US20240143979A1
Physics

SYSTEM AND METHOD FOR GENERATING SYNTHETIC DATA WITH DOMAIN ADAPTABLE FEATURES

#25 | 2024-04-11
US20240118413A1
Physics

METHOD AND SYSTEM FOR SURFACE WEAR INSPECTION USING MILLIMETER WAVE RADAR

#26 | 2024-03-07
US20240077606A1
Physics

METHOD AND SYSTEM FOR PHASELESS PASSIVE SYNTHETIC APERTURE RADAR IMAGING

#27 | 2024-03-07
US20240077604A1
Physics

DICTIONARY BASED TEMPORALLY COMPRESSED SYNTHETIC APERTURE RADAR IMAGE RECONSTRUCTION

#28 | 2024-02-29
US20240068934A1
Physics

METHODS AND SYSTEMS FOR MONITORING LUBRICANT OIL CONDITION USING PHOTOACOUSTIC MODELLING

#29 | 2024-02-15
US20240053221A1
Physics

METHOD AND SYSTEM FOR UNOBSTRUSIVE AUTOMATIC LEAK EVENT DETECTION IN REAL-TIME CONDUIT BY TEMPLATE SELECTION

#30 | 2024-01-18
US20240022003A1
Electricity

MULTI-PORT MULTI-FUNCTIONAL META-SURFACE COPLANAR ANTENNA SYSTEM FOR BEAM STEERING CONTROL

#31 | 2023-11-09
US20230358691A1
Physics

Systems and methods for non-intrusive material quality inspection using three- dimensional monostatic radar based imaging

#32 | 2023-09-14
US20230291119A1
Electricity

METASURFACE BEAM STEERING ANTENNA AND METHOD OF SETTING ANTENNA BEAM ANGLE

#33 | 2023-06-29
US20230204494A1
Physics

METHOD AND SYSTEM FOR MUELLER MATRIX POLARIMETRIC CHARACTERIZATION OF TRANSPARENT OBJECTS

#34 | 2023-06-01
US20230171505A1
Electricity

METHOD AND SYSTEM FOR ZONE-WISE ADAPTIVE ILLUMINATION OF OBJECTS

#35 | 2023-05-18
US20230152212A1
Physics

NON-INVASIVE MECHANISM PROVIDING SIMULTANEOUS DETERMINATION OF VISCOSITY-TEMPERATURE VARIATION OF LUBRICANT

#36 | 2023-05-04
US20230134893A1
Physics

METHOD AND SYSTEM FOR FASTER ASSESSMENT OF SOUND SPEED IN FLUIDS USING COMPRESSIVE SENSING TECHNIQUE

#37 | 2023-04-27
US20230130703A1
Physics

FUSION OF PHYSICS AND AI BASED MODELS FOR END-TO-END DATA SYNTHESIZATION AND VALIDATION

#38 | 2023-04-13
US20230115981A1
Physics

Method and system of error modelling for object localization using ultra wide band (UWB) sensors

#39 | 2023-03-30
US20230095525A1
Physics

SYSTEM AND METHOD FOR EVALUATING RESIDUAL LIFE OF COMPONENTS MADE OF COMPOSITE MATERIALS

#40 | 2023-03-09
US20230073570A1
Physics

Method and system to track and monitor human using an array of radars

#41 | 2023-01-05
US20230006346A1
Electricity

Computer controlled electromechanical MMW frequency antenna scanning system and beam steering thereof

#42 | 2022-12-01
US20220381893A1
Physics

Method and system for detection of a desired object occluded by packaging

#43 | 2022-07-28
US20220236161A1
Physics

Method and system for determining viscosity information of fluids

#44 | 2022-06-09
US20220178768A1
Physics

Multi-sensory techniques for measuring average temperature of mixed fluid inside a chamber

#45 | 2022-05-05
US20220136924A1
Physics

Method and system for inspecting and detecting fluid in a pipeline

#46 | 2021-12-30
US20210401296A1
Human necessities

Determination of cardiopulmonary signals for multi-persons using in-body signals obtained by UWB radar

#47 | 2021-11-25
US20210365778A1
Physics

SYSTEM AND METHOD FOR REAL-TIME RADAR-BASED ACTION RECOGNITION USING SPIKING NEURAL NETWORK(SNN)

#48 | 2021-09-30
US20210298607A1
Human necessities

Methods and systems for determining breathing rate and heart rate from cardiopulmonary signals

#49 | 2021-08-05
US20210243260A1
Electricity

Edge based sensor actuation and control in IoT network for event monitoring

#50 | 2021-07-15
US20210215521A1
Physics

System and method for measuring temperature of mixed fluid in an enclosed chamber

#51 | 2021-07-01
US20210199796A1
Physics

Method and system for unobtrusive liveliness detection and monitoring using DFR in an IOT network

#52 | 2021-07-01
US20210199761A1
Physics

Systems and methods for shapelet decomposition based gesture recognition using radar

#53 | 2021-04-29
US20210121076A1
Human necessities

Method and system for optimum channel selection in twin radar for cardiopulmonary signal monitoring

#54 | 2021-01-28
US20210022713A1
Human necessities

Method and system for non-contact bio-signal detection using ultrasound signals in which magnitude and phase signals are obtained from in-phase and quadrature baseband signals

#55 | 2021-01-21
US20210019876A1
Physics

Method and system for impurity detection using multi-modal imaging

#56 | 2021-01-14
US20210012863A1
Physics

Artificial intelligence based temperature measurement in mixed fluid chamber

#57 | 2021-01-07
US20210000356A1
Human necessities

Method and system for screening and monitoring of cardiac diseases

#58 | 2020-10-01
US20200310549A1
Physics

Systems and methods for three-dimensional (3D) reconstruction of human gestures from radar based measurements

#59 | 2020-09-10
US20200284895A1
Physics

System and method for tracking motion of target in indoor environment

#60 | 2020-07-30
US20200240833A1
Physics

Unobtrusive and automated detection of frequency of vibrating objects using multiple strobe sources

#61 | 2020-06-11
US20200182967A1
Physics

Method and system for monitoring machine health using radar based segregation for induced machine vibrations

#62 | 2020-05-07
US20200141903A1
Physics

Non-contact material inspection

#63 | 2020-04-16
US20200113445A1
Human necessities

Real time unobtrusive monitoring of physiological signals

#64 | 2019-12-12
US20190377916A1
Physics

Method and system for activity recognition and behaviour analysis

#65 | 2019-10-24
US20190323882A1
Physics

Unobtrusive and automated detection of frequencies of spatially located distinct parts of a machine

#66 | 2019-09-12
US20190277961A1
Physics

Radar and ultrasound sensor based real time tracking of a moving object

#67 | 2019-01-31
US20190033124A1
Physics

Systems and methods for autonomous stroboscopic machine inspection for multi-point and multi-frequency vibration measurement

#68 | 2018-11-29
US20180338727A1
Human necessities

System and method for heart rate estimation

#69 | 2018-11-08
US20180317782A1
Human necessities

Systems and methods for adaptive sensors calibration

#70 | 2018-08-23
US20180237026A1
Performing operations; transporting

System and method for driver profiling corresponding to automobile trip

#71 | 2018-08-09
US20180220934A1
Human necessities

System and method for pulmonary health monitoring

#72 | 2018-01-18
US20180017402A1
Physics

Method and system for vehicle speed profile generation

#73 | 2017-06-08
US20170161964A1
Physics

Methods and systems for automatic vehicle maintenance scheduling

#74 | 2017-01-05
US20170006436A1
Electricity

Determining location of a user device

#75 | 2016-09-29
US20160282124A1
Physics

System and method for monitoring driving behavior of a driver

#76 | 2016-09-08
US20160259849A1
Physics

System and method for reducing size of raw data by performing time-frequency data analysis

#77 | 2016-07-14
US20160203660A1
Physics

System and method for estimating speed of a vehicle

#78 | 2016-04-21
US20160110931A1
Physics

Method and system for performing crash analysis of one or more vehicles

#79 | 2016-01-14
US20160011228A1
Physics

System and method for determining speed of a vehicle based on GPS speed

#80 | 2015-09-17
US20150258993A1
Performing operations; transporting

Method and system for controlling a speed of a vehicle

#81 | 2015-09-10
US20150257014A1
Electricity

Computer implemented system and method for Wi-Fi based indoor localization

#82 | 2015-07-09
US20150193545A1
Physics

System and method of data compression

#83 | 2015-01-15
US20150019067A1
Physics

System and method for detecting anomaly associated with driving of a vehicle

#84 | 2014-08-28
US20140239076A1
Physics

RFID tag enabled article and a method therefor

#85 | 2013-09-19
US20130241794A1
Electricity

Microstrip antenna

#86 | 2013-01-24
US20130023283A1
Electricity

System for wireless location estimation using radio transceivers with polarization diversity

InventorID:

54087 ⎘