Inventor · disambiguated record
Hashime Nagai
Also filed as: NAGAI HASHIME
4 granted patents·270 citations·filing 1988–1991
82Inventor score
Files withHITACHI LTD4
Top patents by PatentIndex Score
4 records- 0192US5107447AAbnormality diagnosing system and method for a high voltage power apparatusHITACHI LTD·Filed 1989·Granted Apr 21, 1992·88 cites·24 claims
- 0290US5214595AAbnormality diagnosing system and method for a high voltage power apparatusHITACHI LTD·Filed 1991·Granted May 25, 1993·91 cites·5 claims
- 0382US4952852APower system and synchronizing breakers for a variable speed generator motor systemHITACHI LTD·Filed 1988·Granted Aug 28, 1990·48 cites·6 claims
- 0472US5353400AControl system for an industrial plant, a display device for such a control system, and a method of controlling an industrial plantHITACHI LTD·Filed 1990·Granted Oct 4, 1994·43 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →