Koichi Sawasaki

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Patents Grantslast 30 patents

Information Patent Grant
Polyimide film, a method for its manufacture and a polyimide film c...
- Patent number 6,277,495
- Issue date Aug 21, 2001
- E. I. Du Pont de Nemours and Company
- Koichi Sawasaki
- B32 - LAYERED PRODUCTS