Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870316 | Pulsed alkali metal vapor discharge lamp with ceramics outer envelope | — | 1989-09-26 |
KO
Katsuya Otani
Overall (1989): #89,960 of 140,708Top 65%
1
Patents 1989