Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4581786 | Dual windshield-wiper assembly | Jan Dietrich, Dieter Wollenschlager, Rolf Zumbulte | 1986-04-15 |
DB
Dietmar Brummer
Overall (All Time): #3,993,642 of 4,157,543Top 100%
1
Patents All Time