Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9551623 | Apparatus for measuring and determining the force, the torque and the power on a crank, in particular the pedal crank of a bicycle | Jean-Michel Asfour | 2017-01-24 |
| 6516961 | Ringlift crane | Alexander Knecht, Manfred Kretschmer, Ralf Frankenberger | 2003-02-11 |
| 6490997 | Cat climbing and scratching device | Joseph S. Biermann | 2002-12-10 |