Inventor · disambiguated record
Kyohei Hasegawa
Also filed as: HASEGAWA KYOHEI
2 granted patents·1 pending application·39 citations·filing 1985–2022
62Inventor score
Top patents by PatentIndex Score
3 records- 0155US4700890AProtective device for spraying apparatusJAPAN ENGINE VALVE MFG·Filed 1986·Granted Oct 20, 1987·28 cites·4 claims
- 0245US2025383577A1Optical device and optical transmission apparatus using the sameSUMITOMO OSAKA CEMENT CO LTD·Filed 2022·Application pending·0 cites
- 0333US4687140ASpraying apparatusJAPAN ENGINE VALVE MFG·Filed 1985·Granted Aug 18, 1987·11 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →