Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4953800 | Yarn winding device | Tadahiko Okubo, Jun Takagi | 1990-09-04 |
| 4398386 | Process and apparatus for simultaneously drawing and false-twisting thermoplastic synthetic yarn | Tetsuhiko Endo, Kunihiko Ueda | 1983-08-16 |