WO2005028709-A1 -- CA2447433-A1   HYDROGENICS CORP (HYDR-Non-standard);  DOW CORNING CORP (DOWO)   FRANK D G,  CARGNELLI J,  FRISCH L E,  BRADFORD W G,  MAXSON M T,  SWANTON B J,  TRAVIS H S;  CA2447678-A1   ;  CA2464960-A1   ;  US6099984-A   GENERAL MOTORS CORP (GENK)   ROCK J A;  US6316137-B1   PLUG POWER INC (PLUG-Non-standard)   KRALICK J H;  US6566001-B2   HONDA GIKEN KOGYO KK (HOND)   YOSIDA T,  MORIYA T,  KATO H;  US2005260482-A1 -- US3801374-A   UNITED AIRCRAFT CORP (UNAC);  US4214969-A   GENERAL ELECTRIC CO (GENE);  UNITED TECHNOLOGIES CORP (UNAC)   LAWRANCE R J;  US4988583-A   CANADA MIN NAT DEFENCE (MIND);  CANADIAN GOVERNMENT (CNDG)   WATKINS D S,  DIRCKS K W,  EPP D G;  US5252410-A   BALLARD POWER SYSTEMS INC (BLRD)   WILKINSON D P,  VOSS H H,  PRATER K B;  US5419980-A   HONDA GIKEN KOGYO KK (HOND)   OKAMOTO T,  BABA I,  KAWAGOE N,  TANAKA M,  KATO H;  US5566001-A   MOTOROLA INC (MOTI)   SAIDI A,  MERCHANT Z,  JASINSKI L;  US5578388-A   DE NORA PERMELEC SPA (ORON)   FAITA G,  MANTEGAZZA C;  US5686199-A   ALLIED-SIGNAL INC (ALLC)   WALSWORTH E,  CAVALCA C,  HOMEYER S T;  US5750281-A   BALLARD POWER SYSTEMS INC (BLRD)   JAMES G A,  RAMJI S N,  KENNA J T,  WASHINGTON K B;  US5789094-A   KANSAI DENRYOKU KK (KANT);  MITSUBISHI ELECTRIC CORP (MITQ)   KUSUNOKI H,  OTSUKI S,  KIKUOKA Y,  OKADA T,  MATSUMURA M,  SHINOKI T,  MUKAI M,  YAGI T;  US5977249-A   WACKER CHEM GMBH (WACK)   KAMMERER J,  KOVAR I,  MATEJCEK K,  BOSCH E,  STRASSBERGER W;  US5981098-A   PLUG POWER LLC (PLUG-Non-standard)   VITALE N G;  US6017648-A   PLUG POWER LLC (PLUG-Non-standard)   JONES D O;  US6066409-A   BALLARD POWER SYSTEMS INC (BLRD)   BARTON R H,  GIBB P R,  RONNE J A,  VOSS H H;  US6080503-A   BALLARD POWER SYSTEMS INC (BLRD)   SCHMID O,  EINHART J;  US6099984-A   GENERAL MOTORS CORP (GENK)   ROCK J A;  US20020147739-A1   ;  US20020172852-A1   ;  US20030031914-A1   ;  US20030113608-A1   ;  US20030186106-A1   ;  US20030187739-A1   ;  US20050038533-A1   ;  US6174616-B1   PLUG POWER INC (PLUG-Non-standard)   MARVIN R H,  CARLSTROM C H;  US6207312-B1   ENERGY PARTNERS LC (ENER-Non-standard)   WYNNE R K,  NEUTZLER J K,  BARBIR F,  GURAU V,  PIERCE W E;  US6255011-B1   HONDA MOTOR CO LTD (HOND)   FUJII Y,  SUZUKI S;  US6261711-B1   PLUG POWER INC (PLUG-Non-standard)   MATLOCK R R,  BUESING D G;  US6309773-B1   GENERAL MOTORS CORP (GENK)   ROCK J A;  US6358642-B1   GENERAL MOTORS CORP (GENK)   GRIFFITH K R,  ROCK J A;  US6410179-B1   PLUG POWER INC (PLUG-Non-standard)   BOYER J R,  CANFIELD F L,  ZEMSKY J L;  US6500580-B1   PLUG POWER INC (PLUG-Non-standard)   MARVIN R H,  CARLSTROM C M;  US7158971-B1   BASCOM T L (BASC-Individual)   BASCOM T L;  US6306137-B2   SYNTHES AG (SNTH);  SYNTHES USA (SNTH)   TROXELL T N,  KUMAR G K,  RUNCO T J,  DAVIS B R;  US6566001-B2   HONDA GIKEN KOGYO KK (HOND)   YOSIDA T,  MORIYA T,  KATO H