Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6287361 | Oil pump gear made of aluminum powder | Helmut Schafer | 2001-09-11 |
GH
Guido Hauptmann
Overall (All Time): #3,593,638 of 4,157,543Top 90%
1
Patents All Time