Inventor
OKAZAKI SAKIHO
11 patents
⚠️ This page may combine multiple inventors who share the name “OKAZAKI SAKIHO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUWA SEIKOSHA KK
7 patentsUS4537479AAug 27, 1985
Progressive multifocal ophthalmic lens
SUWA SEIKOSHA KK57 citations92
US4212156AJul 15, 1980
Step motor control mechanism for electronic timepiece
SUWA SEIKOSHA KK22 citations81
US4370065AJan 25, 1983
Step motor control mechanism for electronic timepiece
SUWA SEIKOSHA KK7 citations73
US4262353AApr 14, 1981
Transducer for electronic timepiece
SUWA SEIKOSHA KK14 citations73
US4192131AMar 11, 1980
Step motor control mechanism for electronic timepiece
SUWA SEIKOSHA KK17 citations73
US4561739ADec 31, 1985
Trial spectacles
SUWA SEIKOSHA KK12 citations72
US4522507AJun 11, 1985
Step motor control mechanism for electronic timepiece
SUWA SEIKOSHA KK1 citations62
SEIKO EPSON CORP
4 patentsUS4592630AJun 3, 1986
Ophthalmic lenses
SEIKO EPSON CORP32 citations91
US5038329AAug 6, 1991
Step motor control mechanism for electronic timepiece
SEIKO EPSON CORP5 citations73
US4715725ADec 29, 1987
Step motor control mechanism for electronic timepiece
SEIKO EPSON CORP4 citations73
US4599005AJul 8, 1986
Step motor control mechanism for electronic timepiece
SEIKO EPSON CORP6 citations73