Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D420473 | Combined portable carpet and upholstery cleaner | — | 2000-02-08 |
| 5920953 | Carpet and upholstery cleaner/extractor | — | 1999-07-13 |
| D380070 | Portable carpet cleaning apparatus | — | 1997-06-17 |
| 5371918 | Water heater for carpet cleaning systems | — | 1994-12-13 |
| D348920 | Carpet cleaner solution reservoir | — | 1994-07-19 |
| 5265318 | Method for forming an in-line water heater having a spirally configured heat exchanger | — | 1993-11-30 |
| D339434 | In-line heater for hot water carpet cleaning extractors | — | 1993-09-14 |
| D335338 | Heat exchanger housing | — | 1993-05-04 |
| 5174048 | Carpet dryer | — | 1992-12-29 |
| 5048202 | Carpet dryer | — | 1991-09-17 |
| D318543 | Carpet cleaner | — | 1991-07-23 |
| 4949424 | Carpet cleaning system | — | 1990-08-21 |
| 4879784 | Bi-directional squeegee jet wand | — | 1989-11-14 |