Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10768204 | Electrical measurement devices for a device under test | Jeffrey W. Richardson | 2020-09-08 |
| 10222399 | Electrical measurement devices for a device under test | Jeffrey W. Richardson | 2019-03-05 |
| 9302341 | Welding contact tip with conductive brush | Hieyoung W. Oh, Jeffrey W. Richardson, Kenneth S. Dobson | 2016-04-05 |
| 8963398 | Current control brush assembly | Matthew Roman, Jason Scot Richardson, Jeffrey W. Richardson | 2015-02-24 |
| 8734164 | Current control brush assembly having axial and radial filaments | Jason Scot Richardson, Matthew Roman, Jeffrey W. Richardson | 2014-05-27 |
| 8432659 | Shaft current control brush ring assembly | Hieyoung W. Oh | 2013-04-30 |
| 8199453 | Shaft current control brush ring assembly | Hieyoung W. Oh | 2012-06-12 |
| 8189317 | Grounding brush system for mitigating electrical current on rotating shafts | Hieyoung W. Oh, Jeffrey W. Richardson | 2012-05-29 |
| 8169766 | Shaft current control brush ring assembly | Hieyoung W. Oh | 2012-05-01 |
| 8107260 | EMI shielding and environmental seal device | Hieyoung W. Oh | 2012-01-31 |
| 7652866 | Flexible conductive static control brush assembly | Michael P. Barnard, Jeffrey W. Richardson, Mario Blais, Linda Heaward | 2010-01-26 |
| 7339777 | Grounding system for a rotating shaft | Michael P. Barnard, Jeffrey W. Richardson | 2008-03-04 |