Inventor
ISHII MITSURU
JP21 patents
⚠️ This page may combine multiple inventors who share the name “ISHII MITSURU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO INSTR INC
7 patentsUS6088300AJul 11, 2000
Calendar electronic timepiece
SEIKO INSTR INC23 citations91
US5903519AMay 11, 1999
Calendar watch
SEIKO INSTR INC15 citations74
US5867454AFeb 2, 1999
Automatic watch
SEIKO INSTR INC12 citations74
US6422348B1Jul 23, 2002
Transmission wheel, method for manufacturing transmission wheel and self-winding wheel train structure having transmission wheel
SEIKO INSTR INC7 citations73
US6582118B1Jun 24, 2003
Electronic timepiece having transmission wheel rotational position detecting apparatus
SEIKO INSTR INC7 citations72
US6584040B1Jun 24, 2003
Electronic timepiece
SEIKO INSTR INC9 citations72
US6088302AJul 11, 2000
Electronic timepiece
SEIKO INSTR INC7 citations72