Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7918639 | Automated object mover | Jonathan Wittchen, Michael Paul Riff, Gary Darnel | 2011-04-05 |
| 6315089 | Safety lock device with rotating clover mechanism | Harry Schilling | 2001-11-13 |
| 5895021 | Rotatable platform display device | Phillip Rosenband | 1999-04-20 |
| 5839139 | Heel elevator for the prevention of heel and foot ulcerations | — | 1998-11-24 |
| 4397590 | Method and apparatus for compacting backfill in trenches | Orlando H. Friesen | 1983-08-09 |