Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5804074 | Porous plastic filter and process for its production | Yosuke Egawa, Takayuki Watanabe, Hiroharu Masano | 1998-09-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5804074 | Porous plastic filter and process for its production | Yosuke Egawa, Takayuki Watanabe, Hiroharu Masano | 1998-09-08 |