Inventor · disambiguated record
Ryuta Yaginuma
Also filed as: YAGINUMA RYUTA
3 granted patents·3 pending applications·5 citations·filing 2013–2025
56Inventor score
Top patents by PatentIndex Score
6 records- 0174US9236954B2Photocoupler with protrusionRENESAS ELECTRONICS CORP·Filed 2013·Granted Jan 12, 2016·4 cites·11 claims
- 0252US9559787B2Photocoupling device manufacturing method, photocoupling device, and power conversion systemRENESAS ELECTRONICS CORP·Filed 2015·Granted Jan 31, 2017·1 cites·7 claims
- 0342US2016087729A1Photocoupler with protrusionRENESAS ELECTRONICS CORP·Filed 2015·Application pending·0 cites
- 0442US2023361006A1Semiconductor deviceROHM CO LTD·Filed 2021·Application pending·0 cites
- 0541US2025174527A1Semiconductor deviceROHM CO LTD·Filed 2025·Application pending·0 cites
- 0634US11621279B2Semiconductor device having a diode formed in a first trench and a bidirectional zener diode formed in a second trenchROHM CO LTD·Filed 2019·Granted Apr 4, 2023·0 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when Ryuta Yaginuma 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 →