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Sankar Dasgupta
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Toronto, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Lithium ion battery electrode with uniformly dispersed electrode bi...
Patent number
11,355,744
Issue date
Jun 7, 2022
Electrovaya Inc.
Rajshekar Das Gupta
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Thin film electrochemical cell with a polymer double seal
Patent number
10,797,277
Issue date
Oct 6, 2020
Electrovaya Inc.
Rakesh Bhola
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thin film electrochemical cell with a polymer double seal
Patent number
9,853,254
Issue date
Dec 26, 2017
Electrovaya Inc.
Rakesh Bhola
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Composite polymer electrolytes for a rechargeable lithium battery
Patent number
7,923,156
Issue date
Apr 12, 2011
Electrovaya Inc.
Sankar Dasgupta
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Composite polymer electrolytes for a rechargeable lithium battery
Patent number
7,588,862
Issue date
Sep 15, 2009
Sankar Dasgupta
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Energy storage device for loads having variable power rates
Patent number
7,570,012
Issue date
Aug 4, 2009
Electrovaya Inc.
Sankar Dasgupta
B60 - VEHICLES IN GENERAL
Information
Patent Grant
High efficiency switching power supply
Patent number
7,432,687
Issue date
Oct 7, 2008
Electrovaya Inc.
James K. Jacobs
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Integrated power supply system
Patent number
7,405,497
Issue date
Jul 29, 2008
Electrovaya Inc.
James K. Jacobs
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Current prediction in a switching power supply
Patent number
7,391,188
Issue date
Jun 24, 2008
James K. Jacobs
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Particulate electrode including electrolyte for a rechargeable lith...
Patent number
7,033,702
Issue date
Apr 25, 2006
Electrovaya Inc.
Sankar Dasgupta
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Particulate electrode including electrolyte for a rechargeable lith...
Patent number
6,815,121
Issue date
Nov 9, 2004
Electrovaya Inc.
Sankar Dasgupta
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Composite electrolyte for a rechargeable lithium battery
Patent number
6,753,114
Issue date
Jun 22, 2004
Electrovaya Inc.
James K. Jacobs
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Battery box with a metal plastic laminate end
Patent number
6,337,154
Issue date
Jan 8, 2002
Electrofuel Inc.
James K. Jacobs
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lithium battery structure incorporating lithium pouch cells
Patent number
6,296,967
Issue date
Oct 2, 2001
Electrofuel Inc.
James K. Jacobs
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lithium battery having improved current collecting means
Patent number
6,261,722
Issue date
Jul 17, 2001
Sankar Dasgupta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Composite electrode including current collector
Patent number
6,159,635
Issue date
Dec 12, 2000
Electrofuel Inc.
Sankar Dasgupta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Packaging assembly for a lithium battery
Patent number
6,080,508
Issue date
Jun 27, 2000
Electrofuel Inc.
Sankar Dasgupta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Negative electrode for a rechargeable lithium battery comprising a...
Patent number
6,007,945
Issue date
Dec 28, 1999
Electrofuel Inc.
James K. Jacobs
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Rechargeable lithium battery having improved reversible capacity
Patent number
5,721,067
Issue date
Feb 24, 1998
James K. Jacobs
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lithium-Manganese oxide electrode for a rechargeable lithium battery
Patent number
5,601,952
Issue date
Feb 11, 1997
Sankar Dasgupta
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Composite electrode for a lithium battery
Patent number
5,582,935
Issue date
Dec 10, 1996
Sankar Dasgupta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Current collector for lithium ion battery
Patent number
5,547,782
Issue date
Aug 20, 1996
Sankar Dasgupta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Rechargeable non-aqueous thin film lithium battery
Patent number
5,512,389
Issue date
Apr 30, 1996
Sankar Dasgupta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Rechargeable non-aqueous lithium battery having stacked electrochem...
Patent number
5,498,489
Issue date
Mar 12, 1996
Sankar Dasgupta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Current collector for lithium ion battery
Patent number
5,464,706
Issue date
Nov 7, 1995
Sankar Dasgupta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for forming an electrode-electrolyte assembly
Patent number
5,437,692
Issue date
Aug 1, 1995
Sankar Dasgupta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon nitride based cutting tool insert
Patent number
5,432,132
Issue date
Jul 11, 1995
The Electrofuel Manufacturing Co.
Sankar Dasgupta
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Heating rate regulator
Patent number
5,426,279
Issue date
Jun 20, 1995
Sankar Dasgupta
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Exhaust gas filter
Patent number
5,423,904
Issue date
Jun 13, 1995
Sankar Dasgupta
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Ceramic articles made of compositions containing borides and nitrides
Patent number
5,409,868
Issue date
Apr 25, 1995
Electrofuel Manufacturing Co.
Sankar Dasgupta
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Patents Applications
last 30 patents
Information
Patent Application
RECHARGEABLE SOLID-STATE LITHIUM ION BATTERY
Publication number
20220407042
Publication date
Dec 22, 2022
Electrovaya Inc.
Sankar DASGUPTA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LITHIUM ION BATTERY ELECTRODE WITH UNIFORMLY DISPERSED ELECTRODE BI...
Publication number
20220302438
Publication date
Sep 22, 2022
Electrovaya Inc.
Rajshekar DAS GUPTA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Lithium ion battery electrode with uniformly dispersed electrode bi...
Publication number
20190267616
Publication date
Aug 29, 2019
Electrovaya Inc.
Rajshekar DAS GUPTA
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
THIN FILM ELECTROCHEMICAL CELL WITH A POLYMER DOUBLE SEAL
Publication number
20180114956
Publication date
Apr 26, 2018
Electrovaya Inc.
Rakesh Bhola
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THIN FILM ELECTROCHEMICAL CELL WITH A POLYMER DOUBLE SEAL
Publication number
20140363721
Publication date
Dec 11, 2014
Electrovaya Inc.
Rakesh Bhola
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPOSITE POLYMER ELECTROLYTES FOR A RECHARGEABLE LITHIUM BATTERY
Publication number
20100075232
Publication date
Mar 25, 2010
Electrovaya Inc.
Sankar Dasgupta
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Energy storage device for loads having variable power rates
Publication number
20080113226
Publication date
May 15, 2008
Electrovaya Inc.
Sankar Dasgupta
B60 - VEHICLES IN GENERAL
Information
Patent Application
Energy storage device for loads having variabl power rates
Publication number
20080111508
Publication date
May 15, 2008
Electrovaya Inc.
Sankar Dasgupta
B60 - VEHICLES IN GENERAL
Information
Patent Application
Battery powered vehicle overvoltage protection circuitry
Publication number
20070029124
Publication date
Feb 8, 2007
Sankar DasGupta
B60 - VEHICLES IN GENERAL
Information
Patent Application
Power supply with multiple modes of operation
Publication number
20060132111
Publication date
Jun 22, 2006
James K. Jacobs
G05 - CONTROLLING REGULATING
Information
Patent Application
Current prediction in a switching power supply
Publication number
20060119331
Publication date
Jun 8, 2006
James K. Jacobs
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High efficiency switching power supply
Publication number
20060119329
Publication date
Jun 8, 2006
James K. Jacobs
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Integrated power supply system
Publication number
20050225177
Publication date
Oct 13, 2005
James K. Jacobs
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Carbon fiber containing negative electrode for lithium battery
Publication number
20050106466
Publication date
May 19, 2005
Sankar Dasgupta
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Particulate electrode including electrolyte for a rechargeable lith...
Publication number
20050034300
Publication date
Feb 17, 2005
Sankar Dasgupta
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Energy storage device for loads having variable power rates
Publication number
20040201365
Publication date
Oct 14, 2004
Electrovaya Inc.
Sankar Dasgupta
B60 - VEHICLES IN GENERAL
Information
Patent Application
Composite polymer electrolytes for a rechargeable lithium battery
Publication number
20040175626
Publication date
Sep 9, 2004
Electrovaya Inc.
Sankar Dasgupta
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Carbon fibre containing negative electrode for lithium battery
Publication number
20030152835
Publication date
Aug 14, 2003
Sankar Dasgupta
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Energy storage device and loads having variable power rates
Publication number
20020145404
Publication date
Oct 10, 2002
Electrofuel, Inc.
Sankar Dasgupta
B60 - VEHICLES IN GENERAL
Information
Patent Application
Particulate electrode including electrolyte for a rechargeable lith...
Publication number
20020031706
Publication date
Mar 14, 2002
Sankar Dasgupta
H01 - BASIC ELECTRIC ELEMENTS