Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4396587 | Method for manufacture of silicon nitride | Masami Yamaguchi, Yoshiharu Kitahama, Isamu Iwami | 1983-08-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4396587 | Method for manufacture of silicon nitride | Masami Yamaguchi, Yoshiharu Kitahama, Isamu Iwami | 1983-08-02 |