US2006065520-A1 -- US20020106541-A1   ;  US20030157387-A1   ;  US20060054512-A1   ;  US6168705-B1   PROTON ENERGY SYSTEMS INC (PROT-Non-standard)   MOLTER T M,  SMITH W F;  US6200698-B1   PLUG POWER INC (PLUG-Non-standard)   CARLSTROM C M;  US6280865-B1   PLUG POWER INC (PLUG-Non-standard)   EISMAN G A,  MCELROY J F,  PESCHKE N;  US6309773-B1   GENERAL MOTORS CORP (GENK)   ROCK J A;  US6500580-B1   PLUG POWER INC (PLUG-Non-standard)   MARVIN R H,  CARLSTROM C M;  WO2006036606-A2 -- EP1077499-A2   ;  EP1109241-A2   GENERAL MOTORS CORP (GENK)   ROCK J A;  EP1235289-A2   GENERAL MOTORS CORP (GENK)   ROCK J A;  US20020106541-A1   ;  US20030157387-A1   ;  WO2000041260-A2   ;  WO2003071625-A2   BALLARD POWER SYSTEMS INC (BLRD)   GALLAGHER E R;  US7686937-B2 -- EP1077499-A2   ;  EP1109241-A2   GENERAL MOTORS CORP (GENK)   ROCK J A;  EP1235289-A3   GENERAL MOTORS CORP (GENK)   ROCK J A;  US20020106541-A1   ;  US20030157387-A1   ;  US20060054512-A1   ;  US6168705-B1   PROTON ENERGY SYSTEMS INC (PROT-Non-standard)   MOLTER T M,  SMITH W F;  US6200698-B1   PLUG POWER INC (PLUG-Non-standard)   CARLSTROM C M;  US6280865-B1   PLUG POWER INC (PLUG-Non-standard)   EISMAN G A,  MCELROY J F,  PESCHKE N;  US6309773-B1   GENERAL MOTORS CORP (GENK)   ROCK J A;  US6500580-B1   PLUG POWER INC (PLUG-Non-standard)   MARVIN R H,  CARLSTROM C M;  WO2000041260-A2   ;  WO2003071625-A2   BALLARD POWER SYSTEMS INC (BLRD)   GALLAGHER E R;  JP4789949-B2 -- EP1077499-A2   ;  JP2001176525-A   GENERAL MOTORS CORP (GENK)   ROCK J A;  JP2002151094-A   YAMADA A (YAMA-Individual);  ATA M (ATAM-Individual)   YAMADA A,  ATA M;  JP2002260690-A   GENERAL MOTORS CORP (GENK)   ROCK J A;  JP2007505472-A   BALLANTINE A W (BALL-Individual);  EISMAN G A (EISM-Individual);  CHARTRAND R L (CHAR-Individual);  KOMURA N (KOMU-Individual);  YAMASHITA I (YAMA-Individual)   BALLANTINE A W,  EISMAN G A,  CHARTRAND R L,  KOMURA N,  YAMASHITA I;  US20030157387-A1   ;  US6280865-B1   PLUG POWER INC (PLUG-Non-standard)   EISMAN G A,  MCELROY J F,  PESCHKE N;  WO2003071625-A1   BALLARD POWER SYSTEMS INC (BLRD)   GALLAGHER E R;  WO2000041260-A2