Masashi Umemura

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Molybdenum-containing lubricant composition
- Patent number 4,692,256
- Issue date Sep 8, 1987
- Asahi Denka Kogyo K.K.
- Masashi Umemura
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Water-soluble coolant for formation of drawn and ironed cans
- Patent number 4,581,152
- Issue date Apr 8, 1986
- Toyo Seikan Kaisha, Ltd.
- Hisashi Hotta
- C07 - ORGANIC CHEMISTRY