Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8851072 | Supplemental air diffusion devices, kits and methods | John H. Matsen | 2014-10-07 |
| 8640909 | Food pan having elastomeric heat and scratch resistant protective flange gasket | John H. Matsen | 2014-02-04 |
| 7922027 | Food pan having elastomeric heat and scratch resistant protective flange gasket | John H. Matsen | 2011-04-12 |