Issued Patents All Time
Showing 51–75 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8418310 | Pivoting extractor nozzle | — | 2013-04-16 |
| 8353074 | Steam mop with shuttling steam distributor | — | 2013-01-15 |
| 8230550 | Accessory tool for a vacuum cleaner | Douglas J. Medema, Jonathan L. Miner, Tom Minh Nguyen | 2012-07-31 |
| 8161599 | Cyclonic vacuum cleaner with improved filter cartridge | Aaron P. Griffith | 2012-04-24 |
| 8146200 | Surface cleaning apparatus with accessory working air path | Kenneth M. Lenkiewicz | 2012-04-03 |
| 8122562 | Surface cleaning implement with independent suction nozzle and agitator | — | 2012-02-28 |
| 8117714 | Vacuum cleaner with hair collection element | Tom Minh Nguyen, Steven J. Butkiewicz, George Moyher, Jr., Gary A. Kasper, Timothy S. Parker +2 more | 2012-02-21 |
| 7979951 | Surface cleaning apparatus with recovery tank | Kenneth M. Lenkiewicz | 2011-07-19 |
| 7979955 | Surface cleaning apparatus with recovery tank | Kenneth M. Lenkiewicz | 2011-07-19 |
| 7845045 | Extraction with air venting | Kenneth M. Lenkiewicz | 2010-12-07 |
| 7784148 | Surface cleaning apparatus with cleaning fluid supply | Kenneth M. Lenkiwicz, Allen W. Scott, Kurt E. Ashbaugh, Linsay M. Ulman, Evelyn M. Trudell +1 more | 2010-08-31 |
| 7779505 | Wet/dry vacuum cleaner | Kenneth M. Lenkiewicz | 2010-08-24 |
| 7725985 | Surface cleaning implemenent with magnetic coupled fan | — | 2010-06-01 |
| 7568255 | Thermal storage bare surface cleaner | — | 2009-08-04 |
| 7475451 | Extraction with air venting | Kenneth M. Lenkiewicz, Timothy E. Kasen | 2009-01-13 |
| 7225503 | Hand-held deep cleaner | Kenneth M. Lenkiewicz | 2007-06-05 |
| 7073226 | Portable extraction cleaner | Kenneth M. Lenkiewicz | 2006-07-11 |
| 6968593 | Hand-held deep cleaner | Kenneth M. Lenkiewicz, Phong Hoang Tran, Jonathan A. Miner, Gary A. Kasper, Eric C. Huffman +2 more | 2005-11-29 |
| 6658692 | Small area deep cleaner | Kenneth M. Lenkiewicz, Timothy E. Kasen | 2003-12-09 |
| 6467122 | Deep cleaner with tool mount | Kenneth M. Lenkiewicz | 2002-10-22 |
| 6363570 | Upright extraction cleaning machine with illumination | Gary A. Kasper | 2002-04-02 |
| 6290761 | Filter for vacuum cleaner | Dean R. Rohn, John J. Alberts, III, Roy O. Erickson, Jr. | 2001-09-18 |
| 6162287 | Filter for vacuum cleaner | Dean R. Rohn, John J. Alberts, III, Roy O. Erickson, Jr. | 2000-12-19 |
| D426355 | Vacuum cleaner | Dean R. Rohn, Roy O. Erickson, Jr., Stephen J. Wood, John J. Alberts, III, Mark C. Bates +1 more | 2000-06-06 |
| D423154 | Vacuum cleaner | Dean R. Rohn, Roy O. Erickson, Jr., John J. Alberts, III, Mark C. Bates, John C. Costello | 2000-04-18 |