US2009137388-A1 -- US3437525-A   ;  US4126934-A   SIEMENS AG (SIEI);  US5954928-A   CHLORINE ENGINEERS CORP LTD (CHLR)   KISHI T,  ARIMOTO O;  US6040077-A   3M INNOVATIVE PROPERTIES CO (MINN)   STEINBACH A J,  THOMAS J H,  ZIEGLER R J,  DEBE M K,  HAUGEN G M;  US20050053826-A1   ;  US20060093892-A1   ;  US20060172179-A1   ;  US20060228603-A1   ;  US20060263675-A1   ;  US20070031722-A1   ;  US20070105005-A1   ;  US6663998-B2   NORSKOV J K (NORS-Individual);  LIU P (LIUP-Individual)   NORSKOV J K,  LIU P;  US7001865-B2   TANAKA KIKINZOKU KOGYO KK (TANI)   TADA T,  INOUE M;  US7125822-B2   TOSHIBA KK (TOKE)   NAKANO Y,  UME T,  OZU H,  ONODERA S,  SUENAGA S,  YONEZU M;  US7192670-B2   HITACHI MAXELL KK (HITM)   DAIMON H,  YAMAMOTO Y;  US7205255-B2   NISSAN MOTOR CO LTD (NSMO)   YAMAMOTO S;  US7709413-B2 -- JP2001076742-A   ;  JP2003080077-A   ITO M (ITOM-Individual);  HASEGAWA (HASE-Individual);  NIIHARA K (NIIH-Individual);  NAKAYAMA T (NAKA-Individual)   ITO M,  HASEGAWA J,  NIIHARA K,  NAKAYAMA T;  JP2003157857-A   TOYOTA JIDOSHA KK (TOYT)   ASAOKA T,  HIROSHIMA K,  NORITAKE T,  OHYA Y,  KATO H,  NAGAMI T;  JP2007035489-A   TOSHIBA KK (TOKE)   AKITA M,  SUZUKI T,  HIRAYAMA T,  NAGASAKI T;  JP2007220654-A   ;  JP2004527086-W   NEAH POWER SYSTEMS INC (NEAH-Non-standard)   OHLSEN L J,  COOKE A M,  MALLARI J C,  CHAN C M,  RICE G;  JP2005501177-W   ENGEN GROUP INC (ENGE-Non-standard)   TIMONOV A M,  LOGVINOV S A,  SHKOLNIK N,  KOGAN S;  US3437525-A   ;  US4126934-A   SIEMENS AG (SIEI);  US5954928-A   CHLORINE ENGINEERS CORP LTD (CHLR)   KISHI T,  ARIMOTO O;  US6040077-A   3M INNOVATIVE PROPERTIES CO (MINN)   STEINBACH A J,  THOMAS J H,  ZIEGLER R J,  DEBE M K,  HAUGEN G M;  US20050053826-A1   ;  US20060093892-A1   ;  US20060172179-A1   ;  US20060228603-A1   ;  US20060263675-A1   ;  US20070031722-A1   ;  US20070105005-A1   ;  US6663998-B2   NORSKOV J K (NORS-Individual);  LIU P (LIUP-Individual)   NORSKOV J K,  LIU P;  US7001865-B2   TANAKA KIKINZOKU KOGYO KK (TANI)   TADA T,  INOUE M;  US7125822-B2   TOSHIBA KK (TOKE)   NAKANO Y,  UME T,  OZU H,  ONODERA S,  SUENAGA S,  YONEZU M;  US7192670-B2   HITACHI MAXELL KK (HITM)   DAIMON H,  YAMAMOTO Y;  US7205255-B2   NISSAN MOTOR CO LTD (NSMO)   YAMAMOTO S;  JP5171494-B2 -- JP78088684-A   ;  JP98270056-A   ;  JP98270057-A   ;  JP2003157857-A   TOYOTA JIDOSHA KK (TOYT)   ASAOKA T,  HIROSHIMA K,  NORITAKE T,  OHYA Y,  KATO H,  NAGAMI T;  JP2007220654-A