Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6753393 | Fluorocopolymer | Tatsuya Miyajima, Naoko Sumi, Eiichi Nishi, Hiroki Kamiya | 2004-06-22 |
| 6737490 | Tetrafluoroethylene/perfluoro (alkyl vinyl ether) copolymer and method for its production | Naoko Sumi, Masao Umino | 2004-05-18 |
| 6703465 | Fluorocopolymer | Naoko Sumi, Eiichi Nishi | 2004-03-09 |