Inventor
WATANABE ISATO
JP9 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE ISATO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKOSHA KK
6 patentsUS4995016AFeb 19, 1991
Timepiece with light emitting device
SEIKOSHA KK11 citations72
US4993005AFeb 12, 1991
Power supply system for luminous hands
SEIKOSHA KK15 citations72
US4995022AFeb 19, 1991
Power supply device for hand with luminescence element
SEIKOSHA KK13 citations71
US4796239AJan 3, 1989
Circuit unit for timepiece and process for fabricating the same
SEIKOSHA KK2 citations62
US4745682AMay 24, 1988
Method of connecting coil
SEIKOSHA KK2 citations62
US5025429AJun 18, 1991
Electric power supply device for hand with load
SEIKOSHA KK4 citations61