Inventor · disambiguated record
Ken Koyanagi
Also filed as: KOYANAGI KEN · KOYANAGI KEN-ICHI
3 granted patents·46 citations·filing 1976–2013
68Inventor score
Top patents by PatentIndex Score
3 records- 0165US6037278AMethod of manufacturing semiconductor devices having multi-level wiring structureNEC CORP·Filed 1997·Granted Mar 14, 2000·36 cites·11 claims
- 0261US10074519B2Plasma processing apparatus and filter unitTOKYO ELECTRON LTD·Filed 2013·Granted Sep 11, 2018·1 cites·18 claims
- 0346US4042456ANuclear fuel string assemblyGEN ELECTRIC CANADA·Filed 1976·Granted Aug 16, 1977·9 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →