Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811874 | Composite fiber | Kazuhiko Tanaka, Masao Kawamoto, Hitoshi Nakatsuka, Nobuhiro Koga, Tateki Yamakawa | 2004-11-02 |
| 6635204 | Process of making hollow fibers and treating fibers | Kazuhiko Tanaka, Hitoshi Nakatsuka, Nobuhiro Koga, Masao Kawamoto, Akihiro Hokimoto +2 more | 2003-10-21 |
| 6537660 | Light-weight fiber excellent in dyeability | Takashi Katayama, Kazuhiko Maekawa, Hitoshi Nakatsuka, Shuhei Yorimitsu | 2003-03-25 |
| 6455156 | Hollow fibers and manufacturing method of hollow fibers | Kazuhiko Tanaka, Hitoshi Nakatsuka, Nobuhiro Koga, Masao Kawamoto, Akihiro Hokimoto +2 more | 2002-09-24 |
| 5753367 | Disperse dye-dyeable regenerated cellulose fiber and textile products containing the fiber | Osamu Takemura, Naoki Tanimoto, Eiji Iwasa, Tsutomu Kawamura, Kiyoshi Hirakawa +4 more | 1998-05-19 |
| 5695375 | Disperse dye-dyeable regenerated cellulose fiber and textile products containing the fiber | Osamu Takemura, Naoki Tanimoto, Eiji Iwasa, Tsutomu Kawamura, Kiyoshi Hirakawa +3 more | 1997-12-09 |