Inventor
SAKAI YASUHARU
JP6 patents
⚠️ This page may combine multiple inventors who share the name “SAKAI YASUHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JAPAN STORAGE BATTERY CO LTD
5 patentsUS4791833ADec 20, 1988
Reduction gear mechanism for motor-driven drill incorporating speed changing mechanism
JAPAN STORAGE BATTERY CO LTD148 citations95
US5585207ADec 17, 1996
Battery and safety device therefor
JAPAN STORAGE BATTERY CO LTD56 citations92
US4418562ADec 6, 1983
Control device for a small press
JAPAN STORAGE BATTERY CO LTD29 citations90
US6136464AOct 24, 2000
Battery and safety device therefor
JAPAN STORAGE BATTERY CO LTD33 citations89
US4475374AOct 9, 1984
Small press
JAPAN STORAGE BATTERY CO LTD24 citations81