US2006204800-A1 -- US5464606-A   BALLARD POWER SYSTEMS INC (BLRD)   LOUIE C,  BUSWELL R F,  CLAUSI J V;  US6103411-A   SANYO ELECTRIC CO LTD (SAOL)   MATSUBAYASHI T,  ODA K,  MIYAKE Y;  US20020018738-A1   ;  US20020090329-A1   ;  US20020110504-A1   ;  US20020122965-A1   ;  US20020168306-A1   ;  US20030054213-A1   ;  US20030154654-A1   ;  US20040013586-A1   ;  US20040020124-A1   ;  US6242120-B1   IDATECH LLC (BLRD)   HERRON T G;  US6322917-B1   PLUG POWER LLC (PLUG-Non-standard)   ACKER W P;  US6444179-B1   BALLARD POWER SYSTEMS INC (BLRD)   SEDERQUIST R;  US6485853-B1   GENERAL MOTORS CORP (GENK)   PETTIT W H,  BORUP R L;  US6783879-B2   SKALA G W (SKAL-Individual);  VOECKS G (VOEC-Individual);  PETTIT W H (PETT-Individual)   SKALA G W,  VOECKS G,  PETTIT W H;  US6846585-B2   ROBB G M (ROBB-Individual);  PETTIT W H (PETT-Individual)   ROBB G M,  PETTIT W H;  US6932848-B2   DARDAS Z (DARD-Individual);  VANDERSPURT T H (VAND-Individual);  GUPTA N (GUPT-Individual);  GHOSH S (GHOS-Individual);  SHE Y (SHEY-Individual)   DARDAS Z,  VANDERSPURT T H,  GUPTA N,  GHOSH S,  SHE Y;  US7527884-B2 -- US5464606-A   BALLARD POWER SYSTEMS INC (BLRD)   LOUIE C,  BUSWELL R F,  CLAUSI J V;  US6103411-A   SANYO ELECTRIC CO LTD (SAOL)   MATSUBAYASHI T,  ODA K,  MIYAKE Y;  US20020018738-A1   ;  US20020090329-A1   ;  US20020110504-A1   ;  US20020122965-A1   ;  US20020168306-A1   ;  US20030054213-A1   ;  US20030154654-A1   ;  US20040013586-A1   ;  US20040020124-A1   ;  US6242120-B1   IDATECH LLC (BLRD)   HERRON T G;  US6322917-B1   PLUG POWER LLC (PLUG-Non-standard)   ACKER W P;  US6444179-B1   BALLARD POWER SYSTEMS INC (BLRD)   SEDERQUIST R;  US6485853-B1   GENERAL MOTORS CORP (GENK)   PETTIT W H,  BORUP R L;  US6783879-B2   SKALA G W (SKAL-Individual);  VOECKS G (VOEC-Individual);  PETTIT W H (PETT-Individual)   SKALA G W,  VOECKS G,  PETTIT W H;  US6846585-B2   ROBB G M (ROBB-Individual);  PETTIT W H (PETT-Individual)   ROBB G M,  PETTIT W H;  US6932848-B2   DARDAS Z (DARD-Individual);  VANDERSPURT T H (VAND-Individual);  GUPTA N (GUPT-Individual);  GHOSH S (GHOS-Individual);  SHE Y (SHEY-Individual)   DARDAS Z,  VANDERSPURT T H,  GUPTA N,  GHOSH S,  SHE Y