Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5449389 | Process for production of fine .alpha.-alumina powder | Motohiko Yoshizumi | 1995-09-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5449389 | Process for production of fine .alpha.-alumina powder | Motohiko Yoshizumi | 1995-09-12 |