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Sriram Ganapathy
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Rochester, NY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Selectively reacting to the minimum cell voltage drop rate in a fue...
Patent number
9,231,263
Issue date
Jan 5, 2016
GM Global Technology Operations LLC
Derek R. Lebzelter
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Adaptive method for conversion of external power request to current...
Patent number
9,105,892
Issue date
Aug 11, 2015
GM Global Technology Operations LLC
Sriram Ganapathy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Systems and methods for enhancing fuel cell vehicle startup
Patent number
8,986,899
Issue date
Mar 24, 2015
GM Global Technology Operations, LLC
Daniel I. Harris
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Systems and methods for predicting polarization curves in a fuel ce...
Patent number
8,920,995
Issue date
Dec 30, 2014
GM Global Technology Operations LLC
Derek R. Lebzelter
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Algorithm for stack current controller based on polarization curve...
Patent number
8,722,264
Issue date
May 13, 2014
GM Global Technology Operations LLC
Sriram Ganapathy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Feedback control of H2 injection during park based on gas concentra...
Patent number
8,722,263
Issue date
May 13, 2014
GM Global Technology Operations LLC
Jun Cai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method to improve fuel cell system performance using cell voltage p...
Patent number
8,642,220
Issue date
Feb 4, 2014
GM Global Technology Operations LLC
Yanyan Zhang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method to automatically enable/disable stack reconditioning procedu...
Patent number
8,450,018
Issue date
May 28, 2013
GM Global Technology Operations LLC
Manish Sinha
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method to improve reliability of a fuel cell system using low perfo...
Patent number
8,420,271
Issue date
Apr 16, 2013
GM Global Technology Operations LLC
Tayoung Choi
G01 - MEASURING TESTING
Information
Patent Grant
Method to predict min cell voltage from discrete min cell voltage o...
Patent number
8,405,399
Issue date
Mar 26, 2013
GM Global Technology Operations LLC
Yanyan Zhang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Algorithm for online adaptive polarization curve estimation of a fu...
Patent number
8,214,174
Issue date
Jul 3, 2012
GM Global Technology Operations LLC
Sriram Ganapathy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method to perform adaptive voltage suppression of a fuel cell stack...
Patent number
8,206,860
Issue date
Jun 26, 2012
GM Global Technology Operations LLC
Sriram Ganapathy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for maximum net power calculation for fuel cell system based...
Patent number
8,192,879
Issue date
Jun 5, 2012
GM Global Technology Operations LLC
John P. Salvador
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Online method to estimate hydrogen concentration estimation in fuel...
Patent number
8,195,407
Issue date
Jun 5, 2012
GM Global Technology Operations LLC
John P. Salvador
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Online low performing cell (LPC) prediction and detection of fuel c...
Patent number
8,088,525
Issue date
Jan 3, 2012
GM Global Technology Operations LLC
Sriram Ganapathy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Adaptive gain scheduled control for current limitation based on vol...
Patent number
7,955,743
Issue date
Jun 7, 2011
GM Global Technology Operations LLC
Sriram Ganapathy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Power management method using feedback current bias for simultaneou...
Patent number
7,880,429
Issue date
Feb 1, 2011
GM Global Technology Operations LLC
David A. Arthur
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
SYSTEMS AND METHODS FOR PREDICTING POLARIZATION CURVES IN A FUEL CE...
Publication number
20140272652
Publication date
Sep 18, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
DEREK R. LEBZELTER
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SELECTIVELY REACTING TO THE MINIMUM CELL VOLTAGE DROP RATE IN A FUE...
Publication number
20140205924
Publication date
Jul 24, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Derek R. Lebzelter
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SYSTEMS AND METHODS FOR ENHANCING FUEL CELL VEHICLE STARTUP
Publication number
20140120438
Publication date
May 1, 2014
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Daniel I. Harris
B60 - VEHICLES IN GENERAL
Information
Patent Application
METHOD TO PREDICT MIN CELL VOLTAGE FROM DISCRETE MIN CELL VOLTAGE O...
Publication number
20120019254
Publication date
Jan 26, 2012
GM Global Technology Operations, Inc.
Yanyan Zhang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
FEEDBACK CONTROL OF H2 INJECTION DURING PARK BASED ON GAS CONCENTRA...
Publication number
20110244348
Publication date
Oct 6, 2011
GM Global Technology Operations, Inc.
Jun Cai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ADAPTIVE METHOD FOR CONVERSION OF EXTERNAL POWER REQUEST TO CURRENT...
Publication number
20110223505
Publication date
Sep 15, 2011
GM Global Technology Operations, Inc.
Sriram Ganapathy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHOD TO AUTOMATICALLY ENABLE/DISABLE STACK RECONDITIONING PROCEDU...
Publication number
20110200895
Publication date
Aug 18, 2011
GM Global Technology Operations, Inc.
Manish Sinha
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHOD TO PERFORM ADAPTIVE VOLTAGE SUPPRESSION OF A FUEL CELL STACK...
Publication number
20110086286
Publication date
Apr 14, 2011
GM Global Technology Operations, Inc.
Sriram Ganapathy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ONLINE METHOD TO ESTIMATE HYDROGEN CONCENTRATION ESTIMATION IN FUEL...
Publication number
20110087441
Publication date
Apr 14, 2011
GM Global Technology Operations, Inc.
John P. Salvador
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHOD TO IMPROVE FUEL CELL SYSTEM PERFORMANCE USING CELL VOLTAGE P...
Publication number
20110076582
Publication date
Mar 31, 2011
GM Global Technology Operations, Inc.
Yanyan Zhang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHOD TO IMPROVE RELIABILITY OF A FUEL CELL SYSTEM USING LOW PERFO...
Publication number
20110014535
Publication date
Jan 20, 2011
GM Global Technology Operations, Inc.
Tayoung Choi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
POWER MANAGEMENT METHOD USING FEEDBACK CURRENT BIAS FOR SIMULTANEOU...
Publication number
20090284214
Publication date
Nov 19, 2009
GM Global Technology Operations, Inc.
David A. Arthur
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Online Low Performing Cell (LPC) Prediction and Detection of Fuel C...
Publication number
20090197155
Publication date
Aug 6, 2009
GM Global Technology Operations, Inc.
Sriram Ganapathy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Algorithm for Stack Current Controller Based on Polarization Curve...
Publication number
20090197127
Publication date
Aug 6, 2009
GM Global Technology Operations, Inc.
Sriram Ganapathy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Adaptive Gain Scheduled Control for Current Limitation Based on Vol...
Publication number
20090197126
Publication date
Aug 6, 2009
GM Global Technology Operations, Inc.
Sriram Ganapathy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method for Maximum Net Power Calculation for Fuel Cell System Based...
Publication number
20090197125
Publication date
Aug 6, 2009
GM Global Technology Operations, Inc.
John P. Salvador
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Algorithm for Online Adaptive Polarization Curve Estimation of a Fu...
Publication number
20080182139
Publication date
Jul 31, 2008
GM Global Technology Operations, Inc.
Sriram Ganapathy
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method and apparatus for increasing a reliability of a fuel cell sy...
Publication number
20080107941
Publication date
May 8, 2008
Dustan L. Skidmore
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...