Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347844 | Porous sheet and process for preparation thereof | Kenji Ohki, Masayuki Sagae, Kenji Kawabuchi | 1982-09-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347844 | Porous sheet and process for preparation thereof | Kenji Ohki, Masayuki Sagae, Kenji Kawabuchi | 1982-09-07 |