Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12239595 | Differential air pressure systems | Mark A. Shughart, Sean Tremaine Whalen, Douglas Frank Schwandt, Robert Tremaine Whalen | 2025-03-04 |
| 12178772 | Differential air pressure systems and methods of using and calibrating such systems for mobility impaired users | Christopher Loew, Glen R. Mangseth, Kenneth R. Krieg, David P. GRENEWETZKI, Clifford Jue +1 more | 2024-12-31 |
| 11752058 | Differential air pressure systems and methods of using and calibrating such systems for mobility impaired users | Christopher Loew, Glen R. Mangseth, Kenneth R. Krieg, David P. GRENEWETZKI, Clifford Jue +1 more | 2023-09-12 |
| 10493309 | Cantilevered unweighting systems | Clifford Jue, Amir Belson | 2019-12-03 |
| 9914003 | Monocolumn unweighting systems | Clifford Jue | 2018-03-13 |
| 9642764 | Differential air pressure systems | Mark A. Shughart, Sean Tremaine Whalen, Douglas Frank Schwandt, Robert Tremaine Whalen | 2017-05-09 |
| 8464716 | Differential air pressure systems | Mark A. Shughart, Sean Tremaine Whalen, Douglas Frank Schwandt, Robert Tremaine Whalen | 2013-06-18 |
| 5061156 | Bellows-type dispensing pump | Donald D. Hester | 1991-10-29 |