Inventor · disambiguated record
Masato Ootsuka
Also filed as: OOTSUKA MASATO
4 granted patents·3 citations·filing 2012–2017
61Inventor score
Top patents by PatentIndex Score
4 records- 0164US10008703B2Lid for battery case with a safety valveNISSHIN STEEL CO LTD·Filed 2013·Granted Jun 26, 2018·1 cites·13 claims
- 0263US9627667B2Lid including rib adjacent safety valve for a battery caseOOTSUKA MASATO·Filed 2012·Granted Apr 18, 2017·1 cites·8 claims
- 0358US9508968B2Method and apparatus for manufacturing a battery safety valve, a battery safety valve, and method for manufacturing a battery case lidOOTSUKA MASATO·Filed 2012·Granted Nov 29, 2016·1 cites·10 claims
- 0456US10505165B2Lid including rib adjacent safety valve for a battery caseNIPPON STEEL NISSHIN CO LTD·Filed 2017·Granted Dec 10, 2019·0 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Masato Ootsuka 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 →