Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862248 | Contacting system for bipolar electronic circuit elements, more particularly semiconductor circuit elements | Heinz Sauermann | 1989-08-29 |
HZ
Henrich Zeile
Overall (1989): #105,875 of 140,708Top 80%
1
Patents 1989