Inventor · disambiguated record
Hideyuki Ooka
Also filed as: OOKA HIDEYUKI
5 granted patents·183 citations·filing 1985–2011
82Inventor score
Top patents by PatentIndex Score
5 records- 0186US4740480AMethod for forming a semiconductor device with trench isolation structureNEC CORP·Filed 1987·Granted Apr 26, 1988·93 cites·4 claims
- 0277US7999385B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2009·Granted Aug 16, 2011·7 cites·18 claims
- 0376US4616399AMethod of manufacturing an insulated gate field effect transistorNEC CORP·Filed 1985·Granted Oct 14, 1986·56 cites·4 claims
- 0455US5283449ASemiconductor integrated circuit device including two types of MOSFETS having source/drain region different in sheet resistance from each otherNEC CORP·Filed 1991·Granted Feb 1, 1994·27 cites·6 claims
- 0536US8258621B2Semiconductor deviceOOKA HIDEYUKI·Filed 2011·Granted Sep 4, 2012·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →