WO2009154203-A1 -- JP07254424-A   ;  JP08138701-A   ;  JP2007026812-A   TOYOTA SHATAI KK (TOZS)   YOSHIOKA N,  TAKAMURA T,  KANIE Y,  SHINOZAKI Z;  JP2007087768-A   TOYOTA SHATAI KK (TOZS)   HASHIMOTO K;  JP2007214020-A   TOYOTA SHATAI KK (TOZS);  TAMAGAWA HIGH TECH CO LTD (TAMA-Non-standard)   HASHIMOTO K,  KATO K;  JP2008146947-A   TOYOTA JIDOSHA KK (TOYT)   FUJITA T;  JP2008243394-A   ;  US2011076596-A1 -- US3607411-A   EXMET CORP (EXM-Non-standard);  US3853626-A   GENERAL MOTORS CORP (GENK);  US6007933-A   PLUG POWER LLC (PLUG-Non-standard)   JONES D O;  US20070231593-A1   ;  US20090089989-A1   ;  US20090155665-A1   ;  JP5169722-B2 -- JP95254424-A   ;  JP96138701-A   ;  JP2007026812-A   TOYOTA SHATAI KK (TOZS)   YOSHIOKA N,  TAKAMURA T,  KANIE Y,  SHINOZAKI Z;  JP2007087768-A   TOYOTA SHATAI KK (TOZS)   HASHIMOTO K;  JP2007214020-A   TOYOTA SHATAI KK (TOZS);  TAMAGAWA HIGH TECH CO LTD (TAMA-Non-standard)   HASHIMOTO K,  KATO K;  JP2008146947-A   TOYOTA JIDOSHA KK (TOYT)   FUJITA T;  JP2008243394-A   ;  JP5298758-B2 -- JP95254424-A   ;  JP96138701-A   ;  JP2007026812-A   TOYOTA SHATAI KK (TOZS)   YOSHIOKA N,  TAKAMURA T,  KANIE Y,  SHINOZAKI Z;  JP2007087768-A   TOYOTA SHATAI KK (TOZS)   HASHIMOTO K;  JP2007214020-A   TOYOTA SHATAI KK (TOZS);  TAMAGAWA HIGH TECH CO LTD (TAMA-Non-standard)   HASHIMOTO K,  KATO K;  JP2008146947-A   TOYOTA JIDOSHA KK (TOYT)   FUJITA T;  JP2008243394-A   ;  CN101946349-B -- US6007933-A   PLUG POWER LLC (PLUG-Non-standard)   JONES D O;  US9160026-B2 -- JP07254424-A   ;  JP08138701-A   ;  JP2005310633-A   TOYOTA SHATAI KK (TOZS)   HASHIMOTO K;  JP2007026812-A   TOYOTA SHATAI KK (TOZS)   YOSHIOKA N,  TAKAMURA T,  KANIE Y,  SHINOZAKI Z;  JP2007087768-A   TOYOTA SHATAI KK (TOZS)   HASHIMOTO K;  JP2007214020-A   TOYOTA SHATAI KK (TOZS);  TAMAGAWA HIGH TECH CO LTD (TAMA-Non-standard)   HASHIMOTO K,  KATO K;  JP2008108573-A   TOYOTA JIDOSHA KK (TOYT);  TOYOTA SHATAI KK (TOZS)   MOTEKI K,  HASHIMOTO K;  JP2008146947-A   TOYOTA JIDOSHA KK (TOYT)   FUJITA T;  JP2008243394-A   ;  US3607411-A   EXMET CORP (EXM-Non-standard);  US3853626-A   GENERAL MOTORS CORP (GENK);  US6007933-A   PLUG POWER LLC (PLUG-Non-standard)   JONES D O;  US20070231593-A1   ;  US20090089989-A1   ;  US20090155665-A1