Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4269888 | Heat-adhesive composite fibers and process for producing same | Shozo Ejima, Susumu Tomioka, Tadao Matsumoto | 1981-05-26 |
| 4189338 | Method of forming autogenously bonded non-woven fabric comprising bi-component fibers | Shozo Ejima, Susumu Tomioka, Tadao Matsumoto | 1980-02-19 |