Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4765820 | Method of making ceramic arc tube for high-pressure metal-vapor discharge lamp | Kouichiro Maekawa | 1988-08-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4765820 | Method of making ceramic arc tube for high-pressure metal-vapor discharge lamp | Kouichiro Maekawa | 1988-08-23 |