Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5603293 | Tappet for a switchable valve of an internal combustion engine | Dietmar Schwarzenthal | 1997-02-18 |
JG
Joachim Grünberger
Overall (All Time): #3,710,184 of 4,157,543Top 90%
1
Patents All Time