;  WO200002279-A2 -- DE19823880-A1   MOTOROLA INC (MOTI)   DAVIS J L;  EP331128-A   INT FUEL CELLS CORP (ITFU)   ELMORE D E,  ROETHLEIN R J;  EP918362-A2   TOYOTA JIDOSHA KK (TOYT)   MIZUNO S;  GB2323700-A   BALLARD POWER SYSTEMS INC (BLRD)   SCHMID O,  EINHART J;  GB2323700-B   BALLARD POWER SYSTEMS INC (BLRD)   SCHMID O,  EINHART J;  JP07065847-A   ;  JP09097619-A   ;  JP09289029-A   ;  JP59046767-A   TOKYO SHIBAURA DENKI KK (TOKE)   TAKAGI Y,  IHARA K;  US5187025-A   ANALYTIC POWER CORP (ANAL-Non-standard)   KELLAND J W,  BRAUN S G;  WO1994025995-A1   ;  WO1998033225-A1   ;  AU749968-B -- JP09289029-A   ;  EP1095415-B1 -- DE19823880-A1   MOTOROLA INC (MOTI)   DAVIS J L;  EP331128-A   INT FUEL CELLS CORP (ITFU)   ELMORE D E,  ROETHLEIN R J;  EP918362-A2   TOYOTA JIDOSHA KK (TOYT)   MIZUNO S;  GB2323700-A   BALLARD POWER SYSTEMS INC (BLRD)   SCHMID O,  EINHART J;  JP07065847-A   ;  JP09097619-A   ;  JP09289029-A   ;  JP59046767-A   TOKYO SHIBAURA DENKI KK (TOKE)   TAKAGI Y,  IHARA K;  US5187025-A   ANALYTIC POWER CORP (ANAL-Non-standard)   KELLAND J W,  BRAUN S G;  WO1994025995-A1   ;  WO1998033225-A1   ;  US6783883-B1 -- US5264299-A   INT FUEL CELLS CORP (ITFU)   KRASIJ M,  WATSON P R;  US5718984-A   TOYOTA JIDOSHA KK (TOYT)   IWASE M,  KAWATSU S;  US5759712-A   HOCKADAY R G (HOCK-Individual)   HOCKADAY R G;  US5841021-A   MINNITECH SENSORS LLC (MINN-Non-standard)   DECASTRO E S,  GENDERS D J,  WEINBERG N L;  US5912088-A   PLUG POWER LLC (PLUG-Non-standard)   ERNST W D;  US5928807-A   DAIMLER-BENZ AG (DAIM);  BALLARD POWER SYSTEMS INC (BLRD)   HARTMUT E;  US5989741-A   DU PONT DE NEMOURS & CO E I (DUPO)   BANERJEE S,  POLEVAYA O Y,  FERRIS J J,  BLOOMFIELD D P;  US6054228-A   LYNNTECH INC (LYNN-Non-standard)   CISAR A J,  WENG D,  MURPHY O J;  US6080503-A   BALLARD POWER SYSTEMS INC (BLRD)   SCHMID O,  EINHART J;  US6127058-A   MOTOROLA INC (MOTI)   PRATT S D,  KELLEY R J,  MUTHUSWAMY S,  LANDRETH B D,  PENNISI R W;  US6261711-B1   PLUG POWER INC (PLUG-Non-standard)   MATLOCK R R,  BUESING D G;  US6284401-B1   MARCHETTI G A (MARC-Individual)   MARCHETTI G A;  US6303245-B1   PLUG POWER INC (PLUG-Non-standard)   NELSON M H;  WO2001029921-A1