US2009152105-A1 -- US4339322-A   GENERAL ELECTRIC CO (GENE)   BALKO E N,  LAWRANCE R J;  US4894299-A   EAGLE PICHER CO (EAGP)   MORSE E M;  US5009968-A   INT FUEL CELLS CORP (ITFU)   GUTHRIE R J,  KATZ M,  SCHROLL C R;  US5316644-A   UNITED TECHNOLOGIES CORP (UNAC)   TITTERINGTON W A,  LEONIDA A;  US5324565-A   UNITED TECHNOLOGIES CORP (UNAC)   LEONIDA A,  MOULTHROP L C;  US5350496-A   UNITED TECHNOLOGIES CORP (UNAC)   SMITH W F,  MCELROY J F;  US5366823-A   UNITED TECHNOLOGIES CORP (UNAC)   LEONIDA A,  MOULTHROP L,  CRITZ K;  US5466354-A   UNITED TECHNOLOGIES CORP (UNAC)   LEONIDA A,  MOULTHROP L,  CRITZ K;  US5580672-A   UNITED TECHNOLOGIES CORP (UNAC)   ZAGAJA J A,  LACONTI A B;  US5798187-A   UNIV CALIFORNIA (REGC)   WILSON M S,  ZAWODZINSKI C;  US5942347-A   INST GAS TECHNOLOGY (IGTE)   KONCAR G J,  MARIANOWSKI L G;  US6010606-A   JOHNSON MATTHEY PLC (JOHO)   DENTON J,  GASCOYNE J M,  POTTER R J;  US6057053-A   BALLARD POWER SYSTEMS INC (BLRD)   GIBB P R;  US6093502-A   PLUG POWER INC (PLUG-Non-standard)   CARLSTROM C M,  MAYNARD W B;  US6171719-B1   UNITED TECHNOLOGIES CORP (UNAC)   ROY R J,  CRITZ K M,  LEONIDA A;  US6207310-B1   UNIV CALIFORNIA (REGC)   WILSON M S,  ZAWODZINSKI C;  US6358642-B1   GENERAL MOTORS CORP (GENK)   GRIFFITH K R,  ROCK J A;  US6368592-B1   MASSACHUSETTS INST TECHNOLOGY (MASI)   COLTON C K,  SWETTE L L;  US6471850-B2   PROTON ENERGY SYSTEMS INC (PROT-Non-standard)   SHIEPE J K,  MOLTER T M;  US6500319-B2   LACONTI A B (LACO-Individual);  TITTERINGTON W A (TITT-Individual);  SWETTE L L (SWET-Individual);  LEON R (LEON-Individual)   LACONTI A B,  TITTERINGTON W A,  SWETTE L L,  LEON R;  US6852441-B2   MILGATE R W (MILG-Individual);  TITTERINGTON W A (TITT-Individual)   MILGATE R W,  TITTERINGTON W A;  US6926988-B2   PROTON ENERGY SYSTEMS INC (PROT-Non-standard)   DRISTY M E,  SKOCZYLAS T,  HANLON G A,  SHIEPE J K;  US7229534-B2   LACONTI A B (LACO-Individual);  TITTERINGTON W A (TITT-Individual);  SWETTE L L (SWET-Individual);  LEON R (LEON-Individual);  KIM K S (KIMK-Individual)   LACONTI A B,  TITTERINGTON W A,  SWETTE L L,  LEON R,  KIM K S;  US7704627-B2 -- US4339322-A   GENERAL ELECTRIC CO (GENE)   BALKO E N,  LAWRANCE R J;  US4894299-A   EAGLE PICHER CO (EAGP)   MORSE E M;  US5009968-A   INT FUEL CELLS CORP (ITFU)   GUTHRIE R J,  KATZ M,  SCHROLL C R;  US5316644-A   UNITED TECHNOLOGIES CORP (UNAC)   TITTERINGTON W A,  LEONIDA A;  US5324565-A   UNITED TECHNOLOGIES CORP (UNAC)   LEONIDA A,  MOULTHROP L C;  US5350496-A   UNITED TECHNOLOGIES CORP (UNAC)   SMITH W F,  MCELROY J F;  US5366823-A   UNITED TECHNOLOGIES CORP (UNAC)   LEONIDA A,  MOULTHROP L,  CRITZ K;  US5466354-A   UNITED TECHNOLOGIES CORP (UNAC)   LEONIDA A,  MOULTHROP L,  CRITZ K;  US5580672-A   UNITED TECHNOLOGIES CORP (UNAC)   ZAGAJA J A,  LACONTI A B;  US5798187-A   UNIV CALIFORNIA (REGC)   WILSON M S,  ZAWODZINSKI C;  US5942347-A   INST GAS TECHNOLOGY (IGTE)   KONCAR G J,  MARIANOWSKI L G;  US6010606-A   JOHNSON MATTHEY PLC (JOHO)   DENTON J,  GASCOYNE J M,  POTTER R J;  US6057053-A   BALLARD POWER SYSTEMS INC (BLRD)   GIBB P R;  US6093502-A   PLUG POWER INC (PLUG-Non-standard)   CARLSTROM C M,  MAYNARD W B;  US6171719-B1   UNITED TECHNOLOGIES CORP (UNAC)   ROY R J,  CRITZ K M,  LEONIDA A;  US6207310-B1   UNIV CALIFORNIA (REGC)   WILSON M S,  ZAWODZINSKI C;  US6358642-B1   GENERAL MOTORS CORP (GENK)   GRIFFITH K R,  ROCK J A;  US6368592-B1   MASSACHUSETTS INST TECHNOLOGY (MASI)   COLTON C K,  SWETTE L L;  US6471850-B2   PROTON ENERGY SYSTEMS INC (PROT-Non-standard)   SHIEPE J K,  MOLTER T M;  US6500319-B2   LACONTI A B (LACO-Individual);  TITTERINGTON W A (TITT-Individual);  SWETTE L L (SWET-Individual);  LEON R (LEON-Individual)   LACONTI A B,  TITTERINGTON W A,  SWETTE L L,  LEON R;  US6852441-B2   MILGATE R W (MILG-Individual);  TITTERINGTON W A (TITT-Individual)   MILGATE R W,  TITTERINGTON W A;  US6926988-B2   PROTON ENERGY SYSTEMS INC (PROT-Non-standard)   DRISTY M E,  SKOCZYLAS T,  HANLON G A,  SHIEPE J K;  US7229534-B2   LACONTI A B (LACO-Individual);  TITTERINGTON W A (TITT-Individual);  SWETTE L L (SWET-Individual);  LEON R (LEON-Individual);  KIM K S (KIMK-Individual)   LACONTI A B,  TITTERINGTON W A,  SWETTE L L,  LEON R,  KIM K S;  WO2000039362-A2