Inventor · disambiguated record
David A. Condit
Also filed as: CONDIT DAVID A
27 granted patents·1 pending application·771 citations·filing 1986–2015
97Inventor score
Top patents by PatentIndex Score
28 records- 0195US6635370B2Shut-down procedure for hydrogen-air fuel cell systemUTC FUEL CELLS LLC·Filed 2001·Granted Oct 21, 2003·71 cites·30 claims
- 0295US4741973ASilicon carbide abrasive particles having multilayered coatingUNITED TECHNOLOGIES CORP·Filed 1986·Granted May 3, 1988·122 cites·9 claims
- 0389US6528194B1Freeze tolerant fuel cell power plantUTC FUEL CELLS LLC·Filed 2001·Granted Mar 4, 2003·39 cites·18 claims
- 0489US6432566B1Direct antifreeze cooled fuel cell power plantUTC FUEL CELLS LLC·Filed 1999·Granted Aug 13, 2002·98 cites·47 claims
- 0586US5851335AMethod and compositions for laser imprinting AND articles imprinted using such methods and compositionsOTIS ELEVATOR CO·Filed 1997·Granted Dec 22, 1998·41 cites·10 claims
- 0684US7112386B2Membrane electrode assemblies with hydrogen peroxide decomposition catalystUTC FUEL CELLS LLC·Filed 2002·Granted Sep 26, 2006·24 cites·51 claims
- 0784US6562503B2Freeze tolerant fuel cell power plantUTC FUEL CELLS LLC·Filed 2002·Granted May 13, 2003·30 cites·11 claims
- 0882US5919853AMethod and compositions for laser imprinting and articles imprinted using such methods and compositionOTIS ELEVATOR CO·Filed 1997·Granted Jul 6, 1999·35 cites·19 claims
- 0980US5938823AIntegrated electrostatic collection and microwave sterilization for bioaerosol air purificationCARRIER CORP·Filed 1997·Granted Aug 17, 1999·45 cites·12 claims
- 1079US6596426B2Method and apparatus for the operation of a cell stack assembly during subfreezing temperaturesUTC FUEL CELLS LLC·Filed 2001·Granted Jul 22, 2003·24 cites·13 claims
- 1178US4980202ACVD SiC matrix composites containing carbon coated fibersUNITED TECHNOLOGIES CORP·Filed 1989·Granted Dec 25, 1990·40 cites·5 claims
- 1276US9455450B2Membrane electrode assemblies with hydrogen peroxide decomposition catalystAUDI AG·Filed 2015·Granted Sep 27, 2016·1 cites·18 claims
- 1375US7282285B2Method and apparatus for the operation of a cell stack assembly during subfreezing temperaturesUTC FUEL CELLS LLC·Filed 2002·Granted Oct 16, 2007·14 cites·12 claims
- 1472US6416891B1Operating system for a direct antifreeze cooled fuel cell power plantUTC FUEL CELLS LLC·Filed 1999·Granted Jul 9, 2002·47 cites·28 claims
- 1572US6316135B1Direct antifreeze cooled fuel cellINT FUEL CELLS LLC·Filed 1999·Granted Nov 13, 2001·40 cites·18 claims
- 1670US9997794B2Protective and precipitation layers for PEM fuel cellAUDI AG·Filed 2015·Granted Jun 12, 2018·1 cites·16 claims
- 1770US6461753B1Fuel cell with a direct antifreeze impermeable cooler plateUTC FUEL CELLS LLC·Filed 2000·Granted Oct 8, 2002·9 cites·11 claims
- 1870US6361891B1Direct antifreeze cooled fuel cell power plant systemUTC FUEL CELLS LLC·Filed 1999·Granted Mar 26, 2002·42 cites·37 claims
- 1968US7473485B2Extended electrodes for PEM fuel cell applicationsUTC POWER CORP·Filed 2004·Granted Jan 6, 2009·7 cites·15 claims
- 2056US6794073B2Direct antifreeze cooled fuel cellINT FUEL CELLS LLC·Filed 2001·Granted Sep 21, 2004·2 cites·11 claims
- 2155US9023551B2Protective and precipitation layers for PEM fuel cellBURLATSKY SERGEI F·Filed 2008·Granted May 5, 2015·0 cites·63 claims
- 2254US9118081B2Membrane electrode assemblies with hydrogen peroxide decomposition catalystCIPOLLINI NED E·Filed 2004·Granted Aug 25, 2015·2 cites·22 claims
- 2352US5363661AMethod and apparatus for testing refrigerantCONDIT DAVID A·Filed 1993·Granted Nov 15, 1994·19 cites·20 claims
- 2451US2010092815A1Membrane electrode assembly having catalyst diffusion barrier layerUTC POWER CORP·Filed 2007·Application pending·0 cites
- 2546US5846833AMethod and apparatus for testing a non-hydrocarbon refrigerantCARRIER CORP·Filed 1997·Granted Dec 8, 1998·14 cites·4 claims
- 2645US10593978B2MEA seal structure containing catalyzed layerCIPOLLINI NED E·Filed 2004·Granted Mar 17, 2020·0 cites·12 claims
- 2736US6358747B1Method and apparatus for quantifying molybdate in absorption refrigeration system brinesCARRIER CORP·Filed 1999·Granted Mar 19, 2002·4 cites·5 claims
- 2830US5204317AProcess for making high critical current density Bi2 CaSr2 Cu.sub. O8 superconductorUNITED TECHNOLOGIES CORP·Filed 1991·Granted Apr 20, 1993·0 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when David A. Condit files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →