Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5778825 | Feline exercise and play target object | Mark H. Krietzmen | 1998-07-14 |
| 5649499 | Animal feeding bowl with protective cover movable by animal | Mark Krietzman | 1997-07-22 |
| 5474032 | Suspended feline toy and exerciser | Mark Krietzman | 1995-12-12 |