;  US7179501-B2 -- EP1274144-A2   KINKELAAR M R (KINK-Individual);  THOMPSON A M (THOM-Individual)   KINKELAAR M R,  THOMPSON A M;  US3709736-A   ENGELHARD MINERALS & CHEM CORP (ENGH);  US4593534-A   ANALYTIC POWER CORP (ANAL-Non-standard)   BLOOMFIELD D P;  US4612261-A   HITACHI LTD (HITA)   TSUKUI T,  SHIMIZU T,  DOI R;  US4673624-A   HOCKLEY CHEM CO LTD (HOCK)   HOCKADAY R G;  US4810597-A   HITACHI LTD (HITA)   KUMAGAI T,  HORIBA T,  KAMO T,  TAKEUCHI S,  HITACHIOH I,  IWAMOTO K,  KITAMI K,  TAMURA K;  US4988583-A   CANADA MIN NAT DEFENCE (MIND);  CANADIAN GOVERNMENT (CNDG)   WATKINS D S,  DIRCKS K W,  EPP D G;  US5409785-A   EQUOS RES KK (EQUS)   NAKANO N,  AZUMA R,  NAKASHIMA M,  HORIGUCHI M;  US5523177-A   GINER INC (GINE-Non-standard)   LACONTI A B,  KOSEK J A,  CROPLEY C C;  US5573866-A   INT FUEL CELLS CORP (ITFU)   MARICLE D L,  VAN DINE L L;  US5599638-A   UNIV SOUTHERN CALIFORNIA (USCA);  CALIFORNIA INST OF TECHNOLOGY (CALY)   FRANK H A,  NARAYANAN S R,  OLAH G A,  PRAKASH G K S,  SURAMPUDI S,  VAMOS E,  HALPERT G;  US5631099-A   HOCKADAY R G (HOCK-Individual)   HOCKADAY R G;  US5723228-A   HONDA GIKEN KOGYO KK (HOND)   OKAMOTO T;  US5759712-A   HOCKADAY R G (HOCK-Individual)   HOCKADAY R G;  US5766786-A   DAIMLER-BENZ AG (DAIM)   FLECK W,  WIESHEU N,  BENZ U;  US5773162-A   CALIFORNIA INST OF TECHNOLOGY (CALY)   SURAMPUDI S,  FRANK H A,  NARAYANAN S R,  CHUN W,  JEFFRIES-NAKAMURA B,  KINDLER A,  HALPERT G;  US5795668-A   DU PONT DE NEMOURS & CO E I (DUPO)   BANERJEE S;  US5916699-A   MOTOROLA INC (MOTI)   MORE G,  THOMAS G,  FERNANDEZ J M;  US5945231-A   CALIFORNIA INST OF TECHNOLOGY (CALY)   SURAMPUDI S,  HALPERT G,  NARAYANAN S;  US5992008-A   CALIFORNIA INST OF TECHNOLOGY (CALY)   KINDLER A,  DAWSON S F;  US6024848-A   INT FUEL CELLS CORP (ITFU)   DUFNER B F,  BREAULT R D;  US6096450-A   PLUG POWER INC (PLUG-Non-standard)   WALSH M M;  US20020036147-A1   ;  US20030059662-A1   ;  US20030162070-A1   ;  US20030170509-A1   ;  US20030170524-A1   ;  US20030206988-A1   ;  US20040197633-A1   ;  US6296964-B1   UNIV CALIFORNIA (REGC)   REN X,  GOTTESFELD S;  US6356433-B1   UNIV CALIFORNIA (REGC)   SHI S Z,  DAVEY J R,  GOTTESFELD S,  REN X;  US6444602-B1   DE NORA SPA (ORON)   DEMARINIS M,  DE CASTRO E S,  ALLEN R J,  SHAIKH K;  US6551736-B1   TELEDYNE ENERGY SYSTEMS INC (TDCO)   GURAU V,  BARBIR F,  NEUTZLER J K;  US6730363-B1   DANA CORP (DANC)   SHAH K G,  POPIELAS F W,  BOLDT B R,  PERSON D F;  US6716551-B2   BALLARD POWER SYSTEMS INC (BLRD)   PEINECKE V,  VON DER OSTEN-FABECK J,  GORDON J R,  HAAS H R;  US6797091-B2   LINES D A (LINE-Individual);  FLETCHER N A (FLET-Individual);  POW E G (POWE-Individual);  SEXSMITH M (SEXS-Individual);  GRAY B (GRAY-Individual);  THUMM H (THUM-Individual)   LINES D A,  FLETCHER N A,  POW E G,  SEXSMITH M,  GRAY B,  THUMM H;  US6828055-B2   KEARL D A (KEAR-Individual)   KEARL D A;  WO2003077345-A1   MTI MICROFUEL CELLS INC (MTIM-Non-standard)   DEFILIPPIS M S;  WO2003026035-A2   DAIMLERCHRYSLER AG (DAIM)   BIEGERT H,  TOTH G