Tomoyuki Okada

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Ottawa, CA

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium comprising a specified polyurethane binder
- Patent number 5,114,793
- Issue date May 19, 1992
- Kao Corporation
- Tomoyuki Okada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...