Inventor · disambiguated record
Yoshimasa Ohki
Also filed as: OHKI YOSHIMASA
8 granted patents·351 citations·filing 1974–2000
90Inventor score
Top patents by PatentIndex Score
8 records- 0193US4476620AMethod of making a gallium nitride light-emitting diodeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1983·Granted Oct 16, 1984·69 cites·15 claims
- 0293US4396929AGallium nitride light-emitting element and method of manufacturing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Aug 2, 1983·101 cites·18 claims
- 0381US4473938AMethod for making a GaN electroluminescent semiconductor device utilizing epitaxial depositionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1983·Granted Oct 2, 1984·42 cites·4 claims
- 0480US5316640AFabricating method of micro lensMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted May 31, 1994·55 cites·8 claims
- 0579US5863601AProcess of producing graphite fiberJAPAN RES DEV CORP·Filed 1996·Granted Jan 26, 1999·34 cites·15 claims
- 0675US4408217AGaN Electroluminescent semiconductor device and method for making the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Oct 4, 1983·33 cites·5 claims
- 0766US3984263AMethod of producing defectless epitaxial layer of galliumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1974·Granted Oct 5, 1976·16 cites·8 claims
- 0853US6510672B1Tubular graphite body capable of storing hydrogen gas and its manufacturing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jan 28, 2003·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →