Nobuo Yokoyama

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Yokohama, JA

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Patents Grantslast 30 patents

Information Patent Grant
Novel polyolefin waxes and aqueous polishing emulsions thereof
- Patent number 4,082,558
- Issue date Apr 4, 1978
- Nippon Oil Co., Ltd.
- Yokoyama Nobuo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing modified polyolefin waxes
- Patent number 4,071,581
- Issue date Jan 31, 1978
- Nippon Oil Co., Ltd.
- Nobuo Yokoyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...