Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4705632 | Hollow fiber membrane formed from a block copolymer of aromatic polyester and polyoxyethylene for dialysis of blood | Koji Yagita | 1987-11-10 |
| RE32277 | Hollow fibers of cuprammonium cellulose and a process of the manufacture of same | Masami Tsuge, Shinichi Uematsu, Shokichi Eiga, Minoru Makita | 1986-11-04 |
| 4535028 | Hollow fiber of cuprammonium regenerated cellulose and process for producing the same | Masanobu Yokogi, Yoshifumi Sugimoto | 1985-08-13 |