Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6740400 | Poly (trimethylene terephthalate) and a process for producing the same | Jinichiro Kato, Yoichiro Azuma, Katsuhiro Fujimoto | 2004-05-25 |
| 6689461 | False twisted yarn of polyester composite fiber and method for production thereof | Tadashi Koyanagi, Takao Abe, Mitsuyuki Yamamoto | 2004-02-10 |
| 6673444 | Monofilament yarn and process for producing the same | Yasunori Yuuki, Tadashi Koyanagi | 2004-01-06 |