Michiyo Nakai

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Patents Grantslast 30 patents

Information Patent Grant
Cellulose acetates and process for producing the cellulose acetates
- Patent number 6,803,458
- Issue date Oct 12, 2004
- Daicel Chemical Industries, Ltd.
- Toru Ozaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Cellulose acetate and process for producing the same
- Publication number 20030092906
- Publication date May 15, 2003
- Toru Ozaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...