Hiroko Ohtani

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Sapporo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Automatic transmission fluids and additives therefor
- Patent number 5,441,656
- Issue date Aug 15, 1995
- Ethyl Petroleum Additives, Inc.
- Hiroko Ohtani
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...