Issued Patents All Time
Showing 51–75 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10165913 | Hand carryable surface cleaning apparatus | Wayne Ernest Conrad, Nina Conrad | 2019-01-01 |
| 10165914 | Hand carryable surface cleaning apparatus | Wayne Ernest Conrad, Nina Conrad | 2019-01-01 |
| 10159391 | Surface cleaning apparatus | Andre D. Brown, Wayne Ernest Conrad, Nina Conrad, Lee M. Cottrell, Jason B. Thorne +1 more | 2018-12-25 |
| 10149587 | Cyclone assembly for surface cleaning apparatus and a surface cleaning apparatus having same | Wayne Ernest Conrad | 2018-12-11 |
| 10136780 | Surface cleaning apparatus | Wayne Ernest Conrad, Nina Conrad | 2018-11-27 |
| 10136779 | Surface cleaning apparatus | Wayne Ernest Conrad, Nina Conrad | 2018-11-27 |
| 10085604 | Hand carryable surface cleaning apparatus | Andre D. Brown, Wayne Ernest Conrad, Nina Conrad, Lee M. Cottrell, Jason B. Thorne +1 more | 2018-10-02 |
| 10076183 | Surface cleaning head | Wayne Ernest Conrad, Nina Conrad | 2018-09-18 |
| 9980616 | Hand carryable surface cleaning apparatus | Andre D. Brown, Wayne Ernest Conrad, Nina Conrad, Lee M. Cottrell, Jason B. Thorne +1 more | 2018-05-29 |
| 9962047 | Hand carryable surface cleaning apparatus | Andre D. Brown, Wayne Ernest Conrad, Nina Conrad, Lee M. Cottrell, Jason B. Thorne +1 more | 2018-05-08 |
| 9962048 | Hand carryable surface cleaning apparatus | Wayne Ernest Conrad, Nina Conrad | 2018-05-08 |
| 9962050 | Surface cleaning apparatus | Wayne Ernest Conrad, Nina Conrad | 2018-05-08 |
| 9936846 | Cyclone assembly for surface cleaning apparatus and a surface cleaning apparatus having same | Wayne Ernest Conrad | 2018-04-10 |
| 9901229 | All in the head surface cleaning apparatus | Jason B. Thorne, Wayne Ernest Conrad, Barry Xu, Roger Chen, Peter Hutchinson +1 more | 2018-02-27 |
| 9883781 | All in the head surface cleaning apparatus | Jason B. Thorne, Wayne Ernest Conrad, Barry Xu, Roger Chen, Peter Hutchinson +1 more | 2018-02-06 |
| 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 |
| 9027203 | Surface cleaning apparatus | Wayne Ernest Conrad | 2015-05-12 |
| 8486170 | Filter apparatus | Wayne Ernest Conrad | 2013-07-16 |
| 7449040 | Apparatus and method for separating particles from a cyclonic fluid flow | Wayne Ernest Conrad | 2008-11-11 |
| 6874197 | Apparatus and method for separating particles from a cyclonic fluid flow | Wayne Ernest Conrad | 2005-04-05 |
| 6533834 | Apparatus and method for separating particles from a cyclonic fluid flow | Wayne Ernest Conrad | 2003-03-18 |
| 6440197 | Apparatus and method separating particles from a cyclonic fluid flow including an apertured particle separation member within a cyclonic flow region | Wayne Ernest Conrad | 2002-08-27 |
| 6328527 | Prandtl layer turbine | Wayne Ernest Conrad, Helmut Gerhard Conrad, Ted Szylowiec | 2001-12-11 |
| 6251296 | Apparatus and method for separating particles from a cyclonic fluid flow | Wayne Ernest Conrad | 2001-06-26 |