Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4561601 | Winding method and apparatus for multifilament fiber bundle | Kosuke Katsuki, Sadao Tabuchi | 1985-12-31 |
| 4545762 | Apparatus for producing oxidized filaments | Yukihiro Murakami, Miyabi Yuasa | 1985-10-08 |