Takenori TATSUMI

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Viscosity index improver and lubricating oil composition
- Patent number 9,683,195
- Issue date Jun 20, 2017
- Sanyo Chemical Industries, Ltd.
- Shigekuni Nakada
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
VISCOSITY INDEX IMPROVER AND LUBRICATING OIL COMPOSITION
- Publication number 20170009177
- Publication date Jan 12, 2017
- SANYO CHEMICAL INDUSTRIES, LTD.
- Shigekuni NAKADA
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...