Inventor · disambiguated record
Isao Nagaoka
Also filed as: NAGAOKA ISAO
3 granted patents·58 citations·filing 1976–1984
71Inventor score
Top patents by PatentIndex Score
3 records- 0180US4542578AMethod of manufacturing photovoltaic deviceSANYO ELECTRIC CO·Filed 1984·Granted Sep 24, 1985·42 cites·10 claims
- 0240US4049170ADevice for pulling up and paying out an oil boomBRIDGESTONE TIRE CO LTD·Filed 1976·Granted Sep 20, 1977·8 cites·4 claims
- 0339US4075096ASuction device for an oil separation tankBRIDGESTONE TIRE CO LTD·Filed 1976·Granted Feb 21, 1978·8 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →