Inventor · disambiguated record
Masateru Niyada
Also filed as: NIYADA MASATERU
8 granted patents·199 citations·filing 1987–2012
88Inventor score
Top patents by PatentIndex Score
8 records- 0192US8354183B2Adapter for a power tool battery packHITACHI KOKI KK·Filed 2007·Granted Jan 15, 2013·54 cites·18 claims
- 0283US4831364ADrilling machineHITACHI KOKI KK·Filed 1987·Granted May 16, 1989·48 cites·13 claims
- 0382US8237404B2Adaptor, assembly of battery pack and adaptor, and electric tool with the sameTAKANO NOBUHIRO·Filed 2007·Granted Aug 7, 2012·21 cites·9 claims
- 0476US9065155B2Adaptor, assembly of battery pack and adaptor, and electric tool with the sameTAKANO NOBUHIRO·Filed 2012·Granted Jun 23, 2015·5 cites·4 claims
- 0572US5558476ADual-motor-driven drilling machine and method of controlling currents flowing in motorsHITACHI KOKI KK·Filed 1995·Granted Sep 24, 1996·48 cites·12 claims
- 0649US6668690B2ScrewdriverHITACHI KOKI KK·Filed 2002·Granted Dec 30, 2003·4 cites·8 claims
- 0748US5723914ADevice for preventing an electrical equipment from re-powering after recovery of service interruptionHITACHI KOKI KK·Filed 1996·Granted Mar 3, 1998·14 cites·9 claims
- 0836US5129868AQuick-return motion mechanism of automatic magnetic drilling machineHITACHI KOKI KK·Filed 1990·Granted Jul 14, 1992·5 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Masateru Niyada files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →