Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7527022 | Animal habitat and display system | Eric R. Knudsen | 2009-05-05 |
| 7363879 | Animal display and habitat assembly | Eric R. Knudsen | 2008-04-29 |
| D559475 | Avian activity set | — | 2008-01-08 |
| 7237509 | Animal habitat and display system | Eric R. Knudsen | 2007-07-03 |
| 7174851 | Animal display and habitat assembly | Eric R. Knudsen | 2007-02-13 |
| 7032540 | Animal habitat and display system | Eric R. Knudsen | 2006-04-25 |
| 6810833 | Animal habitat and display system | Eric R. Knudsen | 2004-11-02 |