Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9820621 | Surface cleaning apparatus | Wayne Ernest Conrad, Nina Conrad, Tom Wajda | 2017-11-21 |
| 9795264 | All in the head surface cleaning apparatus | Jason B. Thorne, Wayne Ernest Conrad, Barry Xu, Roger Chen, Peter Hutchinson +1 more | 2017-10-24 |