Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11253124 | Safety module for a floor cleaning unit | David M. Knuth, Jr., Stephen J. Balas, Angelo Sabatino, Marcel Graf, Andre Baertsch +1 more | 2022-02-22 |
| 10034590 | Cleaning device with single tank recycling system | Stephen J. Balas, Henry L. Hillman, Jr., Victor Chi-Chih Huang, Ralph McCann, Kevin L. Thomas | 2018-07-31 |
| 9895041 | Cleaning device with single tank recycling system | Stephen J. Balas, Henry L. Hillman, Jr., Victor Chi-Chih Huang, Ralph McCann, Kevin L. Thomas | 2018-02-20 |
| 9609991 | Methods and systems for movement of an automatic cleaning device using video signal | Henry L. Hillman, Jr., David M. Knuth, Jr., Daniel M. Daly, Vinton Coffman, Ralph McCann +1 more | 2017-04-04 |
| 9028617 | Cleaning device with single tank recycling system | Stephen J. Balas, Henry L. Hillman, Jr., Victor Chi-Chih Huang, Ralph McCann, Kevin L. Thomas | 2015-05-12 |
| 8679260 | Methods and systems for movement of an automatic cleaning device using video signal | Henry L. Hillman, Jr., David M. Knuth, Jr., Daniel M. Daly, Vinton Coffman, Ralph McCann +1 more | 2014-03-25 |
| 8423225 | Methods and systems for movement of robotic device using video signal | Henry L. Hillman, Jr., David M. Knuth, Jr., Daniel M. Daly, Vinton Coffman, Ralph McCann +1 more | 2013-04-16 |