Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848072 | Method for producing spun yarns | Akio Matsushima | 1989-07-18 |
| 4845932 | Method of and apparatus for spinning yarn | Shinichi Nishimura | 1989-07-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848072 | Method for producing spun yarns | Akio Matsushima | 1989-07-18 |
| 4845932 | Method of and apparatus for spinning yarn | Shinichi Nishimura | 1989-07-11 |