Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330406 | Semipermeable membrane and process of making same | Takatoshi Shimomura, Masao Sasaki | 1982-05-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330406 | Semipermeable membrane and process of making same | Takatoshi Shimomura, Masao Sasaki | 1982-05-18 |