Kentaro Iwanaga

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Patents Grantslast 30 patents

Information Patent Grant
Vinyl chloride resin-based composition and packings made therefrom
- Patent number 5,360,871
- Issue date Nov 1, 1994
- Tosoh Corporation
- Kentaro Iwanaga
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyvinyl chloride based resin composition
- Patent number 5,264,473
- Issue date Nov 23, 1993
- Tosoh Corporation
- Hiroaki Furukawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...