Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799601 | Translucent alumina ceramic tube and a process for making same | Shunzo Shimai, Yoshio Saito, Takashi Koseki | 1989-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799601 | Translucent alumina ceramic tube and a process for making same | Shunzo Shimai, Yoshio Saito, Takashi Koseki | 1989-01-24 |