Inventor · disambiguated record
Kohei Koyamada
Also filed as: KOYAMADA KOHEI
3 granted patents·4 citations·filing 2018–2019
55Inventor score
Top patents by PatentIndex Score
3 records- 0171US11515561B2Secondary battery system and secondary battery control methodTOYOTA MOTOR CO LTD·Filed 2019·Granted Nov 29, 2022·2 cites·10 claims
- 0271US11085970B2Secondary battery degradation state estimation method, degradation state estimation device, control method, and control systemTOYOTA MOTOR CO LTD·Filed 2019·Granted Aug 10, 2021·2 cites·14 claims
- 0361US11139498B2Electrode catalyst for fuel cellsYAMAMOTO TORU·Filed 2018·Granted Oct 5, 2021·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →