Inventor · disambiguated record
Masahisa Kumashiro
Also filed as: KUMASHIRO MASAHISA
2 granted patents·1 pending application·31 citations·filing 2005–2008
60Inventor score
Technology areasF16J
Top patents by PatentIndex Score
3 records- 0190US7204491B2Metal gasketKOKUSAN PARTS INDUSTRY CO LTD·Filed 2005·Granted Apr 17, 2007·28 cites·13 claims
- 0255US8220800B2Seal layer-transferred metal gasketUMEHARA KEISUKE·Filed 2008·Granted Jul 17, 2012·3 cites·16 claims
- 0349US2007170659A1Metal gasketKOKUSAN PARTS INDUSTRY CO LTD·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →