Inventor · disambiguated record
Nobumasa Oka
Also filed as: OKA NOBUMASA
4 granted patents·2 pending applications·0 citations·filing 2014–2022
56Inventor score
Top patents by PatentIndex Score
6 records- 0163US9962876B2Ring-shaped insert molded articleNAKANISHI METAL WORKS CO·Filed 2017·Granted May 8, 2018·0 cites·4 claims
- 0263US9962877B2Ring-shaped insert molded articleNAKANISHI METAL WORKS CO·Filed 2017·Granted May 8, 2018·0 cites·4 claims
- 0363US2015158216A1Ring-shaped insert molded articleNAKANISHI METAL WORKS CO·Filed 2014·Application pending·0 cites
- 0461US2016263793A1Ring-shaped insert molded articleNAKANISHI METAL WORKS CO·Filed 2016·Application pending·0 cites
- 0550US12276327B2Toothed pulleyJTEKT CORP·Filed 2022·Granted Apr 15, 2025·0 cites·5 claims
- 0639US10449704B2Manufacturing method of insert molded articleNAKANISHI METAL WORKS CO·Filed 2016·Granted Oct 22, 2019·0 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Nobumasa Oka 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 →