Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4508992 | Microwave amplifier tube having two ring resonators | Heinz Bohlen | 1985-04-02 |
ED
Enzio Demmel
Overall (All Time): #4,012,779 of 4,157,543Top 100%
1
Patents All Time