Inventor · disambiguated record
Toshiyuki Okuma
Also filed as: OKUMA TOSHIYUKI
5 granted patents·1 pending application·83 citations·filing 1984–2016
79Inventor score
Top patents by PatentIndex Score
6 records- 0186US4585681AFrost damage proofed pileNIPPON KOKAN KK·Filed 1984·Granted Apr 29, 1986·45 cites·36 claims
- 0272US5496652AZinc-plated steel plate having resin coating filmNIPPON KOKAN KK·Filed 1993·Granted Mar 5, 1996·26 cites·20 claims
- 0359US7842400B2Surface-treated steel sheet and method for manufacturing the sameJFE STEEL CORP·Filed 2004·Granted Nov 30, 2010·3 cites·16 claims
- 0451US2015337428A1HOT-DIP Al-Zn ALLOY COATED STEEL SHEET AND METHOD FOR PRODUCING SAMEJFE STEEL CORP·Filed 2014·Application pending·0 cites
- 0549US10662516B2Hot-dip Al—Zn—Mg—Si coated steel sheet and method of producing sameJFE STEEL CORP·Filed 2016·Granted May 26, 2020·0 cites·17 claims
- 0642US5393605AZinciferous plated steel sheet excellent in press-formability and corrosion resistanceNIPPON KOKAN KK·Filed 1992·Granted Feb 28, 1995·9 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →