Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5111890 | Hammer drill | Ulrich Ranger, Karl Wanner, Manfred Hellbach, Gerhard Meixner | 1992-05-12 |
JK
Johann Kaltenecker
Overall (All Time): #3,850,053 of 4,157,543Top 95%
1
Patents All Time