Inventor · disambiguated record
Douglas A. Landsman
Also filed as: LANDSMAN DOUGLAS A
14 granted patents·693 citations·filing 1974–1994
95Inventor score
Top patents by PatentIndex Score
14 records- 0197US4447506ATernary fuel cell catalysts containing platinum, cobalt and chromiumUNITED TECHNOLOGIES CORP·Filed 1983·Granted May 8, 1984·126 cites·4 claims
- 0297US4316944ANoble metal-chromium alloy catalysts and electrochemical cellUNITED TECHNOLOGIES CORP·Filed 1980·Granted Feb 23, 1982·97 cites·8 claims
- 0396US4186110ANoble metal-refractory metal alloys as catalysts and method for makingUNITED TECHNOLOGIES CORP·Filed 1978·Granted Jan 29, 1980·93 cites·7 claims
- 0495US4192907AElectrochemical cell electrodes incorporating noble metal-base metal alloy catalystsUNITED TECHNOLOGIES CORP·Filed 1978·Granted Mar 11, 1980·64 cites·10 claims
- 0586US3956014APrecisely-structured electrochemical cell electrode and method of making sameUNITED TECHNOLOGIES CORP·Filed 1974·Granted May 11, 1976·44 cites·11 claims
- 0685US4806515ATernary fuel cell catalyst containing platinum and galliumINT FUEL CELLS CORP·Filed 1987·Granted Feb 21, 1989·42 cites·4 claims
- 0783US5480735AHigh current alkaline fuel cell electrodesINT FUEL CELLS CORP·Filed 1994·Granted Jan 2, 1996·69 cites·21 claims
- 0883US4880711ATernary fuel cell catalyst containing platinum and galliumINT FUEL CELLS CORP·Filed 1988·Granted Nov 14, 1989·40 cites·5 claims
- 0983US4677092AOrdered ternary fuel cell catalysts containing platinum and cobalt and method for making the catalystsINT FUEL CELLS CORP·Filed 1985·Granted Jun 30, 1987·40 cites·23 claims
- 1068US4613582AMethod for making ternary fuel cell catalysts containing platinum cobalt and chromiumUNITED TECHNOLOGIES CORP·Filed 1984·Granted Sep 23, 1986·20 cites·6 claims
- 1161US4711829AOrdered ternary fuel cell catalysts containing platinum and cobaltINT FUEL CELLS CORP·Filed 1987·Granted Dec 8, 1987·21 cites·3 claims
- 1259US4373014AProcess using noble metal-chromium alloy catalysts in an electrochemical cellUNITED TECHNOLOGIES CORP·Filed 1981·Granted Feb 8, 1983·14 cites·3 claims
- 1353US5217821AHigh current acid fuel cell electrodesINT FUEL CELLS CORP·Filed 1992·Granted Jun 8, 1993·16 cites·15 claims
- 1451US4596638AMethod for the electrochemical production of adiponitrile using anodes having NiCo2 O4 catalystINT FUEL CELLS CORP·Filed 1985·Granted Jun 24, 1986·7 cites·4 claims
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