Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8684799 | Cleaning apparatus and method | Michael F. Coughlin, Sue Ann Balow, Michael Hanschke, Donald P. Veerkamp | 2014-04-01 |
| 6161560 | Sealed aqueous self-cleaning rinse sump for aqueous spray washers | — | 2000-12-19 |
| 6076537 | Vacuum extraction cleaning system | Eddie Joe McChesney | 2000-06-20 |
| 5893271 | Vapor degreaser refrigeration system | — | 1999-04-13 |