Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4336307 | Hollow water absorbing polyester filaments and a process for producing the same | Masahiro Shiozaki, Kiyoshi Nawata, Osamu Wada, Kiyokazu Tsunawaki, Wataru Funakoshi +1 more | 1982-06-22 |