Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5870791 | Air cooled floor polishing machine | Richard Westlake, Glenn Moffitt | 1999-02-16 |
| 5611868 | Fabric cleaner with ozone injection | Edgar York | 1997-03-18 |
| 5584094 | Dual-pressure extraction cleaner | — | 1996-12-17 |
| 5493754 | Fabric cleaner with ozone injection | Edgar York | 1996-02-27 |
| 5449988 | Vacuum motor control including float switch and in-rush current restraint | Richard Westlake | 1995-09-12 |
| 5287588 | Upholstery and carpet cleaning equipment including external heat exchanger | Bernard Gurstein | 1994-02-22 |
| D343706 | High pressure carpet extractor | — | 1994-01-25 |
| D343705 | Air cooled floor polishing machine | Steven G. Misterek | 1994-01-25 |
| 5229908 | Multiple circuit overload protection device | Bernard Gurstein | 1993-07-20 |
| D332330 | High pressure carpet extractor | — | 1993-01-05 |
| D326545 | External heat exchanger for upholstery and carpet cleaning equipment | Bernard Gurstein | 1992-05-26 |
| D302613 | Portable cleaning machine for carpets, draperies and upholstery | — | 1989-08-01 |
| 4803466 | Cleaning machine for carpet, upholstery and draperies | Bernard Gurstein | 1989-02-07 |