Hiroshi Ohmura

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Aichi-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Viscosity index improver, process for preparing the same and lubric...
- Patent number 6,127,325
- Issue date Oct 3, 2000
- NOF Corporation
- Shuji Suyama
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...