Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5161572 | Pressure valve | Hermann Schmidt, Rolf Lutz | 1992-11-10 |
JO
Johann Oberl
Overall (All Time): #3,862,923 of 4,157,543Top 95%
1
Patents All Time