Inventor · disambiguated record
Ryoma Hamada
Also filed as: Hamada Ryoma
9 granted patents·5 pending applications·2 citations·filing 2017–2022
74Inventor score
Files withSUMITOMO WIRING SYSTEMS14
Top patents by PatentIndex Score
14 records- 0167US9972935B2Drainage structure for electrical connection boxSUMITOMO WIRING SYSTEMS·Filed 2017·Granted May 15, 2018·2 cites·15 claims
- 0260US12250783B2Connector module and substrate structureSUMITOMO WIRING SYSTEMS·Filed 2021·Granted Mar 11, 2025·0 cites·20 claims
- 0358US10991536B2Electrical connection boxSUMITOMO WIRING SYSTEMS·Filed 2019·Granted Apr 27, 2021·0 cites·12 claims
- 0453US10958027B2Electrical connection boxSUMITOMO WIRING SYSTEMS·Filed 2019·Granted Mar 23, 2021·0 cites·5 claims
- 0550US12021361B2Electrical connection box cover and electrical connection apparatusSUMITOMO WIRING SYSTEMS·Filed 2020·Granted Jun 25, 2024·0 cites·4 claims
- 0648US11107654B2Electrical connection boxSUMITOMO WIRING SYSTEMS·Filed 2019·Granted Aug 31, 2021·0 cites·3 claims
- 0747US10971867B2Electrical connection boxSUMITOMO WIRING SYSTEMS·Filed 2019·Granted Apr 6, 2021·0 cites·6 claims
- 0846US2024213717A1Electrical unit and attachment methodSUMITOMO WIRING SYSTEMS·Filed 2022·Application pending·0 cites
- 0944US10091882B2Circuit structure using printed-circuit boardSUMITOMO WIRING SYSTEMS·Filed 2017·Granted Oct 2, 2018·0 cites·5 claims
- 1043US2022077669A1Electrical junction boxSUMITOMO WIRING SYSTEMS·Filed 2019·Application pending·0 cites
- 1142US10462914B2Cover structure and electric connection boxSUMITOMO WIRING SYSTEMS·Filed 2018·Granted Oct 29, 2019·0 cites·7 claims
- 1242US2021267070A1Electrical connection boxSUMITOMO WIRING SYSTEMS·Filed 2019·Application pending·0 cites
- 1341US2023232548A1Electrical junction boxSUMITOMO WIRING SYSTEMS·Filed 2021·Application pending·0 cites
- 1438US2023013277A1Electrical connection boxSUMITOMO WIRING SYSTEMS·Filed 2020·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Ryoma Hamada files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →