Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9713411 | Surface-treatment apparatus and head unit | Joseph S. Gardner, Diane L. Dodson, John T. Lackner, John R. Crossen | 2017-07-25 |
| 7794516 | Filter bag mounting assembly | Gregg A. McAllise, Daniel L. Steele, Michael R. Seamon, Laura L. Winkelmann | 2010-09-14 |
| D600868 | Mounting collar for a filter bag | Gregg A. McAllise, Laura L. Winkelmann | 2009-09-22 |
| 7299521 | Brush assembly distribution apparatus | William H. Theiss, Jr., Robert W. Bauman, Dale L. Buxton | 2007-11-27 |
| 6419169 | Spray nozzle for a carpet and upholstery extractor | Christel R. Richard, David G. Mueller | 2002-07-16 |
| 5983442 | Carpet extractor with automatic conversion | Jeffrey S. Louis, Jerry L. Balzer, Edgar A. Maurer, Gregg A. McAllise, Jeffery A. Morgan +3 more | 1999-11-16 |
| 5961676 | Hard bag door with air directing arrangement | Douglass A. King, Raymond L. Lawer, David P. Parks, Kurt D. Harsh, Douglas C. Barker +2 more | 1999-10-05 |
| 5863309 | Hard bag door with air directing arrangement | Jeffrey S. Louis, Kurt D. Harsh, David P. Parks, William H. Theiss, Jr. | 1999-01-26 |
| 5608946 | Control cable and wiring arrangement for a vaccum cleaner | Timothy B. Hisrich, Gary L. Berkshire | 1997-03-11 |
| 4720891 | Member with deformable brush retaining tabs | Clyde E. HILL | 1988-01-26 |
| 4554698 | Dispensing arrangement for an upright vacuum cleaner | Walt S. Taylor | 1985-11-26 |