Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11503968 | System and method for reducing noise and/or vibration in a cleaning apparatus with combing unit for removing debris | John Freese, Tyler Smith, Wenxiu Gao, Ian Ernan Liu | 2022-11-22 |
| 11426038 | Cleaning device | Samuel Emrys James, Michael James Douglas, David Stephen Clare, Chris Pinches, Hugh James Croggon +1 more | 2022-08-30 |
| D955115 | Brush roll | Daniel R. DER MARDEROSIAN, Tyler Smith, Wenxiu Gao, Ian Ernan Liu, John Freese | 2022-06-21 |
| 11266281 | Cleaning device | Samuel Emrys James, Michael James Douglas, David Stephen Clare, Chris Pinches, Hugh James Croggon +1 more | 2022-03-08 |