Inventor · disambiguated record
Hiroyuki Oyokawa
Also filed as: OYOKAWA HIROYUKI
3 granted patents·1 pending application·3 citations·filing 2010–2014
51Inventor score
Files withKANAI TAKAO1NIHON PARKERIZING1NIPPON STEEL & SUMIKIN COATED1NIPPON STEEL & SUMIKIN COATED SHEET CORP1
Top patents by PatentIndex Score
4 records- 0178US9133346B2Surface-coated aluminum and zinc plated steel sheet and method of preparing sameNIPPON STEEL & SUMIKIN COATED·Filed 2013·Granted Sep 15, 2015·3 cites·8 claims
- 0251US10450468B2Surface treatment composition for coated steel sheet, surface treated plated steel sheet and method of production of same, and coated plated steel sheet and method of production of sameNIHON PARKERIZING·Filed 2014·Granted Oct 22, 2019·0 cites·10 claims
- 0347US10053753B2Aluminum-zinc plated steel sheet and method for producing the sameNIPPON STEEL & SUMIKIN COATED SHEET CORP·Filed 2014·Granted Aug 21, 2018·0 cites·14 claims
- 0432US2012040194A1Surface-treated precoated metal sheet, process for producing same, and surface-treating solutionKANAI TAKAO·Filed 2010·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →