Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9927763 | Two door interlock mechanism for an imaging device | Joseph Edwin Domhoff, Paul Douglas Horrall | 2018-03-27 |
| 9851654 | Automated lens cleaning and shutter system for an electrophotographic imaging device | Donn Duane Bryant, Geoffrey Kirk Carlson, Paul Douglas Horrall, Gary Scott Overall | 2017-12-26 |
| 8576188 | Haptic based user interface for an electronic device | Matthew D. Miles, Adam Randal Wiedemann, Hrishikesh Pramod Gogate | 2013-11-05 |
| 7832050 | Floor care apparatus with a three section wand assembly | James Todd Crouch, Michael L. Fry, Eric J. Streciwilk | 2010-11-16 |
| 7752708 | Floor cleaning apparatus with filter cleaning system | Nathan A. Gogel, Donald Eugene Proffitt, James Todd Crouch, Michael L. Fry, Eric J. Streciwilk +2 more | 2010-07-13 |
| 7555810 | Vacuum cleaner with wand activated conversion valve | Shannon D. Phegley, Donald Eugene Proffitt, Eric J. Streciwilk | 2009-07-07 |
| 7509707 | Floor cleaning apparatus with dirt detection sensor | — | 2009-03-31 |
| 7210196 | Bagless vacuum cleaner and dirt collection assembly | Michael James Shanor | 2007-05-01 |
| 7185394 | Dirt cup assembly with attachable and detachable external filter holder | Danielle Hafling, Joel Erik Hitzelberger | 2007-03-06 |
| 7185395 | Bagless vacuum cleaner | — | 2007-03-06 |
| 7181804 | Removable dirt cup assembly with external filter | Danielle Hafling, Joel Erik Hitzelberger, Mark J. Medley, Nathan A. Gogel | 2007-02-27 |
| 7134165 | Bagless vacuum cleaner system | — | 2006-11-14 |