;  US6485854-B1 -- US4128700-A   UNITED TECHNOLOGIES CORP (UNAC)   SEDERQUIST R A;  US4659634-A   STRUTHERS R C (STRU-Individual)   STRUTHERS R C;  US4670359-A   ENGELHARD MINERALS CORP (ENGH)   BESHTY B S,  WHELAN J A;  US4816353-A   INT FUEL CELLS CORP (ITFU);  US4923768-A   FUJI ELECTRIC MFG CO LTD (FJIE)   KANEKO H,  NISHIGAKI H;  US4994331-A   INT FUEL CELLS CORP (ITFU);  COHEN R (COHE-Individual)   COHEN R;  US5248567-A   TOSHIBA KK (TOKE)   TAKASHI A,  TETSUYA F,  MOTOHIRO T,  MASAHIRO A,  YUJI N,  SATOSHI S;  US5372617-A   CHARLES STARK DRAPER LAB INC (DRAS)   KERREBROCK P A,  WAYNE A S;  US5431228-A   ATLANTIC RICHFIELD CO (ATLF)   WEINGARTEN J S,  WILLIAMSON M J,  KOLPAK M M,  PAYNE R L;  US5518828-A   BECHTEL GROUP INC (BECH-Non-standard)   SENETAR J J;  US5525034-A   BIPHASE ENERGY CO (BIPH-Non-standard)   HAYS L G;  US5605770-A   FINMECCANICA AZIENDA ANSALDO SPA (FINM)   ANDREOLI G L,  FEDERICI F;  US5702838-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   YASUMOTO E,  HATOH K,  GAMOU T;  US5763113-A   GENERAL MOTORS CORP (GENK)   MELTSER M A,  GROT S A;  US6045933-A   HONDA MOTOR CO LTD (HOND)   OKAMOTO T;  US2003019363-A1 -- US2509173-A   ;  US2569567-A   ;  US2991844-A   ;  US3234716-A   ;  US4108620-A   BATTELLE-INST EV (BATT);  US4128700-A   UNITED TECHNOLOGIES CORP (UNAC)   SEDERQUIST R A;  US4361490-A   SAGET P (SAGE-Individual);  SASHE P (SASH-Individual);  US4460393-A   SAGET P L (SAGE-Individual)   SAGET P L;  US4478718-A   SAGET P (SAGE-Individual);  SASHE P (SASH-Individual);  US4658634-A   PIEDMONT NAT GAS CO (PIED-Non-standard)   KILLOUGH R B,  HIGGINS A S,  BROOME T M;  US4670359-A   ENGELHARD MINERALS CORP (ENGH)   BESHTY B S,  WHELAN J A;  US4816353-A   INT FUEL CELLS CORP (ITFU);  US4923768-A   FUJI ELECTRIC MFG CO LTD (FJIE)   KANEKO H,  NISHIGAKI H;  US4994331-A   INT FUEL CELLS CORP (ITFU);  COHEN R (COHE-Individual)   COHEN R;  US5229014-A   VORTECH INT INC (VORT-Non-standard)   RUBIN D;  US5244479-A   UNITED TECHNOLOGIES CORP (UNAC)   DEAN W C,  LECLAIR A M;  US5248567-A   TOSHIBA KK (TOKE)   TAKASHI A,  TETSUYA F,  MOTOHIRO T,  MASAHIRO A,  YUJI N,  SATOSHI S;  US5372617-A   CHARLES STARK DRAPER LAB INC (DRAS)   KERREBROCK P A,  WAYNE A S;  US5431228-A   ATLANTIC RICHFIELD CO (ATLF)   WEINGARTEN J S,  WILLIAMSON M J,  KOLPAK M M,  PAYNE R L;  US5518828-A   BECHTEL GROUP INC (BECH-Non-standard)   SENETAR J J;  US5525034-A   BIPHASE ENERGY CO (BIPH-Non-standard)   HAYS L G;  US5605770-A   FINMECCANICA AZIENDA ANSALDO SPA (FINM)   ANDREOLI G L,  FEDERICI F;  US5693125-A   UNITED TECHNOLOGIES CORP (UNAC)   DEAN W C;  US5702838-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   YASUMOTO E,  HATOH K,  GAMOU T;  US5763113-A   GENERAL MOTORS CORP (GENK)   MELTSER M A,  GROT S A;  US5851396-A   SAGET P (SAGE-Individual)   SAGET P;  US6045933-A   HONDA MOTOR CO LTD (HOND)   OKAMOTO T;  US20030233939-A1   ;  US6344588-B1   DSM NV (STAM)   VAN WIJCK J G T;  US6402799-B1   SHARP KK (SHAF)   KOKUBO F,  INOSHIRI R,  TAKUSHIMA A;  US6869469-B2 -- US2509173-A   ;  US2569567-A   ;  US2991844-A   ;  US3234716-A   ;  US4108620-A   BATTELLE-INST EV (BATT);  US4128700-A   UNITED TECHNOLOGIES CORP (UNAC)   SEDERQUIST R A;  US4361490-A   SAGET P (SAGE-Individual);  SASHE P (SASH-Individual);  US4460393-A   SAGET P L (SAGE-Individual)   SAGET P L;  US4478718-A   SAGET P (SAGE-Individual);  SASHE P (SASH-Individual);  US4659634-A   STRUTHERS R C (STRU-Individual)   STRUTHERS R C;  US4670359-A   ENGELHARD MINERALS CORP (ENGH)   BESHTY B S,  WHELAN J A;  US4816353-A   INT FUEL CELLS CORP (ITFU);  US4923768-A   FUJI ELECTRIC MFG CO LTD (FJIE)   KANEKO H,  NISHIGAKI H;  US4994331-A   INT FUEL CELLS CORP (ITFU);  COHEN R (COHE-Individual)   COHEN R;  US5229014-A   VORTECH INT INC (VORT-Non-standard)   RUBIN D;  US5244479-A   UNITED TECHNOLOGIES CORP (UNAC)   DEAN W C,  LECLAIR A M;  US5248567-A   TOSHIBA KK (TOKE)   TAKASHI A,  TETSUYA F,  MOTOHIRO T,  MASAHIRO A,  YUJI N,  SATOSHI S;  US5372617-A   CHARLES STARK DRAPER LAB INC (DRAS)   KERREBROCK P A,  WAYNE A S;  US5431228-A   ATLANTIC RICHFIELD CO (ATLF)   WEINGARTEN J S,  WILLIAMSON M J,  KOLPAK M M,  PAYNE R L;  US5518828-A   BECHTEL GROUP INC (BECH-Non-standard)   SENETAR J J;  US5525034-A   BIPHASE ENERGY CO (BIPH-Non-standard)   HAYS L G;  US5605770-A   FINMECCANICA AZIENDA ANSALDO SPA (FINM)   ANDREOLI G L,  FEDERICI F;  US5693125-A   UNITED TECHNOLOGIES CORP (UNAC)   DEAN W C;  US5702838-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   YASUMOTO E,  HATOH K,  GAMOU T;  US5763113-A   GENERAL MOTORS CORP (GENK)   MELTSER M A,  GROT S A;  US5851396-A   SAGET P (SAGE-Individual)   SAGET P;  US6045933-A   HONDA MOTOR CO LTD (HOND)   OKAMOTO T;  US20030233939-A1   ;  US6344588-B1   DSM NV (STAM)   VAN WIJCK J G T;  US6402799-B1   SHARP KK (SHAF)   KOKUBO F,  INOSHIRI R,  TAKUSHIMA A;  JP3789801-B2 -- JP06193923-A   ;  JP63279577-A   INT FUEL CELLS COR (ITFU-Non-standard)   ROMANOWSKI W E,  SULJAK G T;  JP85005413-U   ;  JP86204625-U   ;  JP89092219-U   ;  DE10151665-B4 -- DE19834327-A1   ;  DE19902219-C1   ;  US5272017-A   GENERAL MOTORS CORP (GENK)   SWATHIRAJAN S,  MIKHAIL Y M;  US5316871-A   GENERAL MOTORS CORP (GENK)   SWATHIRAJAN S,  MIKHAIL Y M;  US5763113-A   GENERAL MOTORS CORP (GENK)   MELTSER M A,  GROT S A;  WO1998008771-A2