Inventor · disambiguated record
Masafumi Yamagata
Also filed as: YAMAGATA MASAFUMI
4 granted patents·1 pending application·3 citations·filing 2019–2023
57Inventor score
Top patents by PatentIndex Score
5 records- 0187US10930953B2Fuel cell system and method of controlling fuel cell systemTOYOTA MOTOR CO LTD·Filed 2019·Granted Feb 23, 2021·3 cites·7 claims
- 0265US2025219117A1Fuel cell systemAISAN IND·Filed 2023·Application pending·0 cites
- 0361US12486924B2Valve systemAISAN IND·Filed 2023·Granted Dec 2, 2025·0 cites·8 claims
- 0459US12248328B2Valve systemAISAN IND·Filed 2023·Granted Mar 11, 2025·0 cites·6 claims
- 0548US11611094B2Fuel cell system and method of controlling fuel cell systemTOYOTA MOTOR CO LTD·Filed 2019·Granted Mar 21, 2023·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →