Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5890452 | Reusable quick sifter | Marcee G. Lundeen, Daniel N. Lundeen | 1999-04-06 |
| 5752466 | Clumping litter liner-sieve system | Marcee G. Lundeen, Daniel N. Lundeen | 1998-05-19 |
| 5551376 | Clumping litter liner-sieve system | Marcee G. Lundeen, Daniel N. Lundeen | 1996-09-03 |