Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4307151 | Enzyme-active fibrous materials and method for preparing same | Aizo Yamauchi, Tetsuro Suehiro, Mitsuo Suzuki, Mitsutaka Uzumaki | 1981-12-22 |
| 4264676 | Process for preparing superfine ion-exchange fibers | Mitsutaka Uzumaki, Akihisa Shirasaka, Tadayoshi Utsumi | 1981-04-28 |