Nobuhiro NAITO

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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 12,258,534
- Issue date Mar 25, 2025
- Sanyo Chemical Industries, Ltd.
- Nobuhiro Naito
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Viscosity index improver composition and lubricating oil composition
- Patent number 12,168,756
- Issue date Dec 17, 2024
- Sanyo Chemical Industries, Ltd.
- Nobuhiro Naito
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
VISCOSITY INDEX IMPROVER COMPOSITION AND LUBRICATING OIL COMPOSITION
- Publication number 20230340357
- Publication date Oct 26, 2023
- SANYO CHEMICAL INDUSTRIES, LTD.
- Nobuhiro NAITO
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
VISCOSITY INDEX IMPROVER AND LUBRICATING OIL COMPOSITION
- Publication number 20230323241
- Publication date Oct 12, 2023
- SANYO CHEMICAL INDUSTRIES, LTD.
- Nobuhiro NAITO
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
VISCOSITY INDEX IMPROVING AGENT AND LUBRICATING OIL COMPOSITION
- Publication number 20230312797
- Publication date Oct 5, 2023
- SANYO CHEMICAL INDUSTRIES, LTD.
- Nobuhiro NAITO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...