Isao Honjo

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lubricating oils
- Patent number 5,372,703
- Issue date Dec 13, 1994
- Nippon Oil Co., Ltd.
- Kouzou Kamiya
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...