Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6979399 | Sludge recovery apparatus and method | — | 2005-12-27 |
| 6682654 | Sludge recovery apparatus and method | — | 2004-01-27 |
| 6027566 | Paint spray booth | John G. Allman, George E. Allen | 2000-02-22 |
| 5741178 | Reducing area, increasing velocity paint booth structure and method | — | 1998-04-21 |
| 5153034 | Paint spray booth with plenum means of reduced cross section and method of operating the same | Leslie H. Brown | 1992-10-06 |
| 5135550 | Recirculating water washer means and method | Leslie H. Brown, Frank L. Dobias | 1992-08-04 |
| 5113600 | Combination paint spray booth-drying oven with single air fan | — | 1992-05-19 |
| 5074238 | Production line paint spray booth with dual slots | Leslie H. Brown | 1991-12-24 |
| 4726287 | Water washed subfloor system for paint spray booth | Donald F. Gerdes | 1988-02-23 |
| 4521227 | Air washer for paint spray booth | Donald F. Gerdes | 1985-06-04 |
| 4328012 | Air washer/scrubber | Leslie H. Brown, Donald F. Gerdes | 1982-05-04 |