Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5398014 | Core having earth contacting | Dieter Betz, Reinhold Herrmann | 1995-03-14 |
FS
Friedrich Stegmaier
Overall (All Time): #3,766,150 of 4,157,543Top 95%
1
Patents All Time