Inventor
NIYADA MASATERU
JP8 patents
⚠️ This page may combine multiple inventors who share the name “NIYADA MASATERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI KOKI KK
6 patentsUS8354183B2Jan 15, 2013
Adapter for a power tool battery pack
HITACHI KOKI KK54 citations95
US5558476ASep 24, 1996
Dual-motor-driven drilling machine and method of controlling currents flowing in motors
HITACHI KOKI KK48 citations92
US4831364AMay 16, 1989
Drilling machine
HITACHI KOKI KK48 citations92
US5723914AMar 3, 1998
Device for preventing an electrical equipment from re-powering after recovery of service interruption
HITACHI KOKI KK14 citations73
US5129868AJul 14, 1992
Quick-return motion mechanism of automatic magnetic drilling machine
HITACHI KOKI KK5 citations61
US6668690B2Dec 30, 2003
Screwdriver
HITACHI KOKI KK4 citations60