Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4943552 | Process for preparing a gas absorbent | Yutaka Osajima, Katsumi Yamamura | 1990-07-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4943552 | Process for preparing a gas absorbent | Yutaka Osajima, Katsumi Yamamura | 1990-07-24 |