Yuichiro Kobayashi

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Wakayama, JP

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Patents Grantslast 30 patents

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Phosphorus-comprising lubricating oil composition
- Patent number 6,190,574
- Issue date Feb 20, 2001
- Kao Corporation
- Shoji Nakagawa
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Synthetic lubricating oil
- Patent number 6,096,692
- Issue date Aug 1, 2000
- Kao Corporation
- Toshiya Hagihara
- C07 - ORGANIC CHEMISTRY
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Biodegradable lubricating base oil, lubricating oil composition con...
- Patent number 5,916,854
- Issue date Jun 29, 1999
- Kao Corporation
- Shuichi Inaya
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Working fluid composition having ketone-containing compound for use...
- Patent number 5,401,433
- Issue date Mar 28, 1995
- Kao Corporation
- Hiroki Sawada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Working fluid composition having ketone-containing compound for use...
- Patent number 5,300,245
- Issue date Apr 5, 1994
- Kao Corporation
- Hiroki Sawada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...