Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4917117 | Process and apparatus for the recording and/or evaluation of the movement behavior of experimental animals | Richard Brom, Werner Bichsel | 1990-04-17 |
| 4286604 | Smoking materials | Jacques Ehretsmann, Robert D. Cowling, William Matthew Caldwell, Dennis Boyd, Robert J. Boyd | 1981-09-01 |
| 4236532 | Smoking rod wrapper | William G. Erskine, Daniel Turpin | 1980-12-02 |