Inventor · disambiguated record
Ryoji Okutsu
Also filed as: OKUTSU RYOJI
4 granted patents·84 citations·filing 1997–2000
78Inventor score
Technology areasF16K
Top patents by PatentIndex Score
4 records- 0190US6286550B1Valve apparatusYAMATAKE CORP·Filed 2000·Granted Sep 11, 2001·50 cites·2 claims
- 0274USD403049SDouble-seated control valveYAMATAKE HONEYWELL CO LTD·Filed 1997·Granted Dec 22, 1998·19 cites·1 claims
- 0361USD421791SDouble-seated control valve plugYAMATAKE HONEYWELL CO LTD·Filed 1997·Granted Mar 21, 2000·13 cites·1 claims
- 0434USD403052SYoke of valveYAMATAKE HONEYWELL CO LTD·Filed 1997·Granted Dec 22, 1998·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →