;  US2006240309-A1 -- US5773160-A   BALLARD POWER SYSTEMS INC (BLRD)   FLETCHER N J,  VOSS H H,  JOHNSON M C,  POW E G,  WILKINSON D P;  US20040157103-A1   ;  US20050271909-A1   ;  US6503650-B1   SANYO ELECTRIC CO LTD (SAOL)   YASUO K,  MIYAKE Y;  US7781119-B2 -- DE1974630-A1   ;  DE19746301-A1   FUJI ELECTRIC CO LTD (FJIE)   ENAMI Y;  EP1450432-A2   MATSUSHITA ELECTRIC IND CO LTD (MATU)   MATSUMOTO T,  TOMIZAWA T,  KOKAWA K,  KANBARA T,  KOBAYASHI S,  HATOH K,  KUSAKABE H,  OHARA H,  TAKEGUCHI S,  SHIBATA S;  US5773160-A   BALLARD POWER SYSTEMS INC (BLRD)   FLETCHER N J,  VOSS H H,  JOHNSON M C,  POW E G,  WILKINSON D P;  US5888148-A   VARDON GOLF CO INC (VARD-Non-standard)   ALLEN D V;  US5890973-A   GAMBLE C L (GAMB-Individual)   GAMBLE C L;  US5908357-A   HSIEH C (HSIE-Individual)   HSIEH C;  US5921872-A   ENDO MFG CO LTD (ENDS)   KOBAYASHI K;  US5931746-A   SOONG T C (SOON-Individual)   SOONG T C;  US5935019-A   YOKOHAMA RUBBER CO LTD (YOKO)   YAMAMOTO S;  US5938541-A   VARDON GOLF CO INC (VARD-Non-standard)   ALLEN D V,  LONGUEIL S R;  US5941782-A   COOK D R (COOK-Individual)   COOK D R;  US5944619-A   ACUSHNET CO (ACUS)   CAMERON D T;  US5954596-A   KARSTEN MFG CORP (KARS)   NOBLE R B;  US5961394-A   HOKURIKU GOLF SEISAKUSHO KK (HOKU-Non-standard)   MITSUBE M;  US5967905-A   YOKOHAMA RUBBER CO LTD (YOKO);  MITSUBISHI MATERIALS CORP (MITV)   NAKAHARA N,  YAMAMOTO S,  ONO S,  YOSHIDA T;  US5971868-A   CALLAWAY GOLF CO (CALW)   KOSMATKA J B;  US5993329-A   SHIEH T W (SHIE-Individual)   SHIEH T W;  US6007432-A   CALLAWAY GOLF CO (CALW)   KOSMATKA J B;  US6027416-A   CALLAWAY GOLF CO (CALW)   SCHMIDT G H,  HELMSTETTER R C;  US6139445-A   WERNER F D (WERN-Individual)   WERNER F D,  GREIG R C,  RICHARD;  US6143169-A   ;  US6152833-A   WERNER F D (WERN-Individual)   WERNER F D,  GREIG R C;  US20040157103-A1   ;  US20050271909-A1   ;  US6248025-B1   CALLAWAY GOLF CO (CALW)   MURPHY J M,  REYES H,  EVANS D C,  GALLOWAY J A,  HELMSTETTER R C,  JACOBSON D R;  US6319150-B1   WERNER F D (WERN-Individual)   WERNER F D,  GREIG R C;  US6338683-B1   CALLAWAY GOLF CO (CALW)   KOSMATKA J B;  US6354962-B1   CALLAWAY GOLF CO (CALW)   HOCKNELL A,  BOYCE R C,  AGUINALDO H E,  HELMSTETTER R C,  WOOLLEY C S,  GALLOWAY J A;  US6368234-B1   CALLAWAY GOLF CO (CALW)   GALLOWAY J A;  US6381828-B1   CALLAWAY GOLF CO (CALW)   HOCKNELL A,  BOYCE R C,  HELMSTETTER R C,  GALLOWAY J A;  US6390933-B1   CALLAWAY GOLF CO (CALW)   GALLOWAY J A,  HELMSTETTER R C,  HOCKNELL A,  BOYCE R C,  AGUINALDO H E;  US6398666-B1   CALLAWAY GOLF CO (CALW)   HELMSTETTER R C,  CLEVELAND R C,  EVANS D C,  SMITH G W;  US6435982-B1   CALLAWAY GOLF CO (CALW)   HOCKNELL A,  BOYCE R C,  AGUINALDO H E,  HELMSTETTER R C,  WOOLLEY C S,  GALLOWAY J A;  US6503650-B1   SANYO ELECTRIC CO LTD (SAOL)   YASUO K,  MIYAKE Y;  DE102006017942-B4 -- DE19746301-A1   FUJI ELECTRIC CO LTD (FJIE)   ENAMI Y;  US20040157103-A1