;  US6106964-A -- JP07176313-A   ;  JP08138705-A   ;  JP09055218-A   ;  US3494174-A   VARIAN ASSOC INC (VARI);  US4973530-A   US DEPT ENERGY (USAT)   VANDERBORG N E,  HEDSTROM J C;  US5200278-A   BALLARD POWER SYSTEMS INC (BLRD)   WATKINS D S,  DIRCKS K W,  EPPS D G,  GORBELL B N,  MERRITT R D;  US5382478-A   BALLARD POWER SYSTEMS INC (BLRD)   WOZNICZKA B M,  CHOW C Y;  US5432020-A   DAIMLER-BENZ AG (DAIM)   FLECK W;  US5436086-A   VICKERS SHIPBUILDING & ENG (VICS);  CJBD LTD (CJBD-Non-standard)   SEYMOUR C M,  DAMS R A D;  US5543238-A   SIEMENS AG (SIEI)   STRASSER K;  US5547776-A   BALLARD POWER SYSTEMS INC (BLRD);  DAIMLER-BENZ AG (DAIM)   FLETCHER N J,  CHOW C Y,  POW E G,  WOZNICZKA B M,  VOSS H H,  HORNBURG G;  US5776625-A   H-POWER CORP (HPOW-Non-standard)   TERRY P L,  KAUFMAN A;  WO1996024958-A1   ;  WO1999067829-A2   ;  US2002058168-A1 -- US3494174-A   VARIAN ASSOC INC (VARI);  US4973530-A   US DEPT ENERGY (USAT)   VANDERBORG N E,  HEDSTROM J C;  US5200278-A   BALLARD POWER SYSTEMS INC (BLRD)   WATKINS D S,  DIRCKS K W,  EPPS D G,  GORBELL B N,  MERRITT R D;  US5432020-A   DAIMLER-BENZ AG (DAIM)   FLECK W;  US5436086-A   VICKERS SHIPBUILDING & ENG (VICS);  CJBD LTD (CJBD-Non-standard)   SEYMOUR C M,  DAMS R A D;  US5543238-A   SIEMENS AG (SIEI)   STRASSER K;  US5547776-A   BALLARD POWER SYSTEMS INC (BLRD);  DAIMLER-BENZ AG (DAIM)   FLETCHER N J,  CHOW C Y,  POW E G,  WOZNICZKA B M,  VOSS H H,  HORNBURG G;  US5776625-A   H-POWER CORP (HPOW-Non-standard)   TERRY P L,  KAUFMAN A;  US6171374-B1   BALLARD POWER SYSTEMS INC (BLRD)   RONNE J A,  WELLS B W,  BARTON R H;  US6416895-B1 -- DE4201632-A1   ;  JP07176313-A   ;  JP08138705-A   ;  JP09055218-A   ;  US3494174-A   VARIAN ASSOC INC (VARI);  US4973530-A   US DEPT ENERGY (USAT)   VANDERBORG N E,  HEDSTROM J C;  US5200278-A   BALLARD POWER SYSTEMS INC (BLRD)   WATKINS D S,  DIRCKS K W,  EPPS D G,  GORBELL B N,  MERRITT R D;  US5382478-A   BALLARD POWER SYSTEMS INC (BLRD)   WOZNICZKA B M,  CHOW C Y;  US5432020-A   DAIMLER-BENZ AG (DAIM)   FLECK W;  US5436086-A   VICKERS SHIPBUILDING & ENG (VICS);  CJBD LTD (CJBD-Non-standard)   SEYMOUR C M,  DAMS R A D;  US5543238-A   SIEMENS AG (SIEI)   STRASSER K;  US5547776-A   BALLARD POWER SYSTEMS INC (BLRD);  DAIMLER-BENZ AG (DAIM)   FLETCHER N J,  CHOW C Y,  POW E G,  WOZNICZKA B M,  VOSS H H,  HORNBURG G;  US5776625-A   H-POWER CORP (HPOW-Non-standard)   TERRY P L,  KAUFMAN A;  US6171374-B1   BALLARD POWER SYSTEMS INC (BLRD)   RONNE J A,  WELLS B W,  BARTON R H;  WO1996024958-A1   ;  WO1999067829-A2   ;  US6783878-B2 -- DE4201632-A1   ;  JP07176313-A   ;  JP08138705-A   ;  JP09055218-A   ;  US3494174-A   VARIAN ASSOC INC (VARI);  US4973530-A   US DEPT ENERGY (USAT)   VANDERBORG N E,  HEDSTROM J C;  US5200278-A   BALLARD POWER SYSTEMS INC (BLRD)   WATKINS D S,  DIRCKS K W,  EPPS D G,  GORBELL B N,  MERRITT R D;  US5382478-A   BALLARD POWER SYSTEMS INC (BLRD)   WOZNICZKA B M,  CHOW C Y;  US5432020-A   DAIMLER-BENZ AG (DAIM)   FLECK W;  US5436086-A   VICKERS SHIPBUILDING & ENG (VICS);  CJBD LTD (CJBD-Non-standard)   SEYMOUR C M,  DAMS R A D;  US5543238-A   SIEMENS AG (SIEI)   STRASSER K;  US5547776-A   BALLARD POWER SYSTEMS INC (BLRD);  DAIMLER-BENZ AG (DAIM)   FLETCHER N J,  CHOW C Y,  POW E G,  WOZNICZKA B M,  VOSS H H,  HORNBURG G;  US5776625-A   H-POWER CORP (HPOW-Non-standard)   TERRY P L,  KAUFMAN A;  US6171374-B1   BALLARD POWER SYSTEMS INC (BLRD)   RONNE J A,  WELLS B W,  BARTON R H;  WO1996024958-A1   ;  WO1999067829-A2