Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822540 | Process for the preparation of a porous regenerated cellulose hollow fiber | Michitaka Iwata, Mamoru Inoue | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822540 | Process for the preparation of a porous regenerated cellulose hollow fiber | Michitaka Iwata, Mamoru Inoue | 1989-04-18 |