Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6446302 | Extraction cleaning machine with cleaning control | Gary A. Kasper, Samuel Hansen, David E. McDowell | 2002-09-10 |
| 6438793 | Upright extraction cleaning machine | Timothy E. Kasen, Gary A. Kasper | 2002-08-27 |