Inventor · disambiguated record
Donald H. Keskula
Also filed as: KESKULA DONALD H · KESKULA DONALD HENRY
23 granted patents·459 citations·filing 1991–2015
96Inventor score
Files withGEN MOTORS CORP17GM GLOBAL TECH OPERATIONS INC2DELCO ELECTRONICS CORP1DUFFIELD MICHAEL1FALTA STEVEN R1
Top patents by PatentIndex Score
23 records- 0193US6847188B2Fuel cell stack monitoring and system controlGEN MOTORS CORP·Filed 2004·Granted Jan 25, 2005·45 cites·12 claims
- 0293US6692851B2Fuel cell stack monitoring and system controlGEN MOTORS CORP·Filed 2001·Granted Feb 17, 2004·50 cites·4 claims
- 0393US6395414B1Staged venting of fuel cell system during rapid shutdownGEN MOTORS CORP·Filed 2000·Granted May 28, 2002·49 cites·15 claims
- 0489US6743539B2Coolant fan control for fuel cell systemsGEN MOTORS CORP·Filed 2002·Granted Jun 1, 2004·43 cites·24 claims
- 0587US6413662B1Fuel cell system shutdown with anode pressure controlGEN MOTORS CORP·Filed 2000·Granted Jul 2, 2002·32 cites·5 claims
- 0684US6376112B1Controlled shutdown of a fuel cellGEN MOTORS CORP·Filed 2000·Granted Apr 23, 2002·24 cites·12 claims
- 0780US6159626AFuel cell system logic for differentiating between rapid and normal shutdown commandsGEN MOTORS CORP·Filed 1999·Granted Dec 12, 2000·62 cites·22 claims
- 0879US6406806B1Fuel cell voltage monitoring and system controlGEN MOTORS CORP·Filed 1999·Granted Jun 18, 2002·62 cites·20 claims
- 0976US6755077B2Diagnostic system for identifying fuel injector failure in a fuel cell systemGEN MOTORS CORP·Filed 2002·Granted Jun 29, 2004·17 cites·21 claims
- 1073US9397354B2Systems and methods to monitor and control a flow of air within a fuel cell stackGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Jul 19, 2016·1 cites·20 claims
- 1172US9153828B2Method to diagnose fuel cell humidification problemsGM GLOBAL TECH OPERATIONS INC·Filed 2012·Granted Oct 6, 2015·1 cites·20 claims
- 1270US6790548B2Staged venting of fuel cell system during rapid shutdownGEN MOTORS CORP·Filed 2002·Granted Sep 14, 2004·8 cites·2 claims
- 1369US6391484B1Fuel processor temperature monitoring and controlGEN MOTORS CORP·Filed 1999·Granted May 21, 2002·28 cites·17 claims
- 1465US7465508B2Fuel cell stack temperature control system and methodGEN MOTORS CORP·Filed 2004·Granted Dec 16, 2008·7 cites·17 claims
- 1563US6709780B2System and method for controlling steam in a fuel system with a fuel processorGEN MOTORS CORP·Filed 2002·Granted Mar 23, 2004·5 cites·20 claims
- 1663US6670064B2Air supply pressure setpoint determination for a fuel cell power moduleGEN MOTORS CORP·Filed 2002·Granted Dec 30, 2003·5 cites·19 claims
- 1762US5267542AElectronic control moduleDELCO ELECTRONICS CORP·Filed 1991·Granted Dec 7, 1993·17 cites·9 claims
- 1858US7432005B2Model-based feed-forward control system for power (or current) in a fuel cell systemGEN MOTORS CORP·Filed 2002·Granted Oct 7, 2008·3 cites·20 claims
- 1951US7348084B2Air distribution method and controller for a fuel cell systemGEN MOTORS CORP·Filed 2005·Granted Mar 25, 2008·0 cites·10 claims
- 2049US8785071B2Fuel cell operation with a failed open injectorFALTA STEVEN R·Filed 2011·Granted Jul 22, 2014·0 cites·14 claims
- 2146US9899691B2Systems and methods for detecting anode contamination in a fuel cell systemGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Feb 20, 2018·0 cites·14 claims
- 2241US6942937B2Air distribution method and controller for a fuel cell systemGEN MOTORS CORP·Filed 2001·Granted Sep 13, 2005·0 cites·21 claims
- 2340US8221936B2Method and apparatus for attachment of fuel cell stack manifoldDUFFIELD MICHAEL·Filed 2005·Granted Jul 17, 2012·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →