Inventor · disambiguated record
Takumi Yonemura
Also filed as: YONEMURA Takumi
3 granted patents·3 pending applications·0 citations·filing 2012–2023
44Inventor score
Top patents by PatentIndex Score
6 records- 0177US2023167003A1Method for producing optical fiber preform, and optical fiber preformSUMITOMO ELECTRIC INDUSTRIES·Filed 2023·Application pending·0 cites
- 0269US12278102B2Semiconductor device with silicon nitride passivation filmSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Granted Apr 15, 2025·0 cites·4 claims
- 0369US11591252B2Method for producing optical fiber preform, and optical fiber preformSUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Granted Feb 28, 2023·0 cites·1 claims
- 0456US2021066065A1Method for forming silicon nitride passivation film, method for manufacturing semiconductor device and semiconductor deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Application pending·0 cites
- 0537US2015200521A1Nitride semiconductor light emitting elementSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Application pending·0 cites
- 0630US8872156B2Group III nitride semiconductor light emitting device and method of fabricating group III nitride semiconductor light emitting deviceYONEMURA Takumi·Filed 2012·Granted Oct 28, 2014·0 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when Takumi Yonemura 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 →