Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4325933 | Process for stabilization of sodium percarbonate | Masaaki Koizawa | 1982-04-20 |
| 4269888 | Heat-adhesive composite fibers and process for producing same | Shozo Ejima, Susumu Tomioka, Naruaki Hane | 1981-05-26 |
| 4189338 | Method of forming autogenously bonded non-woven fabric comprising bi-component fibers | Shozo Ejima, Susumu Tomioka, Naruaki Hane | 1980-02-19 |