Inventor · disambiguated record
Nobuhiko Shizuka
Also filed as: SHIZUKA NOBUHIKO
5 granted patents·2 pending applications·49 citations·filing 1988–2006
77Inventor score
Top patents by PatentIndex Score
7 records- 0180US5593957ASynthetic lubricating oil containing an ester and working fluid composition for refrigerating machine containing sameNOF CORP·Filed 1994·Granted Jan 14, 1997·33 cites·13 claims
- 0277US7507348B2Refrigeration lubricant compositionNOF CORP·Filed 2006·Granted Mar 24, 2009·9 cites·3 claims
- 0367US7387746B2Method of producing a refrigeration lubricantNOF CORP·Filed 2006·Granted Jun 17, 2008·2 cites·9 claims
- 0444US2005145823A1Refrigeration lubricant compositionNOF CORP·Filed 2004·Application pending·0 cites
- 0536US2006261305A1Snow melting compositionNOF CORP·Filed 2006·Application pending·0 cites
- 0633US9345253B2Metal soap for addition to food and process for production thereofMIYATA YASUYUKI·Filed 2006·Granted May 24, 2016·0 cites·14 claims
- 0732US4888132AAqueous rust inhibitor compositionNIPPON OILS & FATS CO LTD·Filed 1988·Granted Dec 19, 1989·5 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Nobuhiko Shizuka 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 →