Inventor · disambiguated record
Ryosuke Sumii
Also filed as: SUMII RYOSUKE
2 granted patents·1 pending application·1 citations·filing 2015–2025
33Inventor score
Files withROHM CO LTD3
Top patents by PatentIndex Score
3 records- 0176US2025321273A1Self-diagnosis circuit and semiconductor deviceROHM CO LTD·Filed 2025·Application pending·0 cites
- 0264US12405306B2Self-diagnosis circuit and semiconductor deviceROHM CO LTD·Filed 2022·Granted Sep 2, 2025·0 cites·10 claims
- 0352US9520770B2Soft start circuitROHM CO LTD·Filed 2015·Granted Dec 13, 2016·1 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Ryosuke Sumii 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 →