Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831011 | Carbon-based adsorbent and process for production thereof | Yukio Oikawa, Kunio Okamoto | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831011 | Carbon-based adsorbent and process for production thereof | Yukio Oikawa, Kunio Okamoto | 1989-05-16 |