Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354470 | Porous polypropylene membrane and method for production thereof | Yukio Seita, Shoichi Nagaki, Ken Tatebe | 1994-10-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354470 | Porous polypropylene membrane and method for production thereof | Yukio Seita, Shoichi Nagaki, Ken Tatebe | 1994-10-11 |