US2005019668-A1 -- US5275750-A   MATSUSHITA ELEC IND CO LTD (MATU)   SATO Y,  UEMACHI Y,  KANBARA T,  TONOMURA T,  TAKEYAMA K;  US5436090-A   DAIICHI KOGYO SEIYAKU CO LTD (DAII);  YUASA CORP (YUAS)   KONO M,  MORI S,  TAKEDA K,  IZUTI S;  US5491037-A   CANON KK (CANO)   KAWAKAMI S;  US5521229-A   MINNESOTA MINING & MFG CO (MINN)   LU Y,  YOUNG C I;  US5585039-A   NIPPON TELEGRAPH & TELEPHONE CORP (NITE)   MATSUMOTO M,  ICHINO T,  NISHI S;  US5609974-A   BATTERY ENG INC (BATT-Non-standard)   SUN L;  US5641591-A   CANON KK (CANO)   KAWAKAMI S,  MISHINA S,  KOBAYASHI N,  ASAO M;  US5658689-A   CANON KK (CANO)   KAWAKAMI S,  KOBAYASHI N,  ASAO M;  US5698339-A   CANON KK (CANO)   KAWAKAMI S,  MISHINA S,  KOBAYASHI N,  ASAO M;  US5702845-A   CANON KK (CANO)   KAWAKAMI S,  KOBAYASHI N;  US5728482-A   CANON KK (CANO)   KAWAKAMI S,  KOBAYASHI N,  ASAO M;  US5800939-A   CANON KK (CANO)   MISHINA S,  KAWAKAMI S,  KOBAYASHI N,  ASAO M;  US5824434-A   CANON KK (CANO)   KAWAKAMI S,  MISHINA S,  KOBAYASHI N;  US5882811-A   CANON KK (CANO)   KAWAKAMI S;  US5888666-A   CANON KK (CANO)   KAWAKAMI S;  US5917693-A   DAIICHI KOGYO SEIYAKU CO LTD (DAII)   KONO M,  MORI S;  US5919589-A   CANON KK (CANO)   KAWAKAMI S,  KOBAYASHI N,  ASAO M;  US5998063-A   CANON KK (CANO)   KOBAYASHI N,  KAWAKAMI S,  MISHINA S,  ASAO M;  US6051340-A   CANON KK (CANO)   KAWAKAMI S,  MISHINA S,  KOBAYASHI N,  ASAO M;  US6063142-A   CANON KK (CANO)   KAWAKAMI S,  MISHINA S,  KOBAYASHI N,  ASAO M;  US6165642-A   CANON KK (CANO)   KAWAKAMI S,  KOBAYASHI N,  ASAO M;  US20020015889-A1   ;  US20020132169-A1   ;  US20030143464-A1   ;  US20030157407-A1   ;  US20040175618-A1   ;  US20040191630-A1   ;  US6372387-B1   CANON KK (CANO)   KAWAKAMI S,  YAMAMOTO T,  KIMURA H;  US6377030-B1   CANON KK (CANO)   ASAO M,  KAWAKAMI S;  US6432585-B1   CANON KK (CANO)   KAWAKAMI S,  KOBAYASHI N,  ASAO M,  KOSUZU T,  KIMURA H;  US6475664-B1   CANON KK (CANO)   KAWAKAMI S,  TANI A;  US6517974-B1   CANON KK (CANO)   KOBAYASHI N,  KAWAKAMI S,  YAMAMOTO T;  US6558847-B1   CANON KK (CANO)   KAWAKAMI S,  YAMAMOTO T;  US6558848-B1   CANON KK (CANO)   KOBAYASHI N,  KAWAKAMI S;  US6638322-B1   CANON KK (CANO)   KAWAKAMI S,  KOBAYASHI N,  ASAO M;  US6730434-B1   CANON KK (CANO)   KAWAKAMI S,  ASAO M;  US6329096-B2   CANON KK (CANO)   KAWAKAMI S,  KOBAYASHI N,  ASAO M;  US6569568-B2   CANON KK (CANO)   KOBAYASHI N,  KAWAKAMI S,  YAMAMOTO T;  US6596432-B2   CANON KK (CANO)   KAWAKAMI S,  MISHINA S,  KOBAYASHI N,  ASAO M;  US6649304-B2   CANON KK (CANO)   TANI A,  KAWAKAMI S;  US6953642-B2   YAMAMOTO T (YAMA-Individual);  KAWAKAMI S (KAWA-Individual);  AKASAKA T (AKAS-Individual)   YAMAMOTO T,  KAWAKAMI S,  AKASAKA T