Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10072669 | Centrifugal impeller for a blower | Jun Feng Shen, Ching Hang LEUNG | 2018-09-11 |
| 10041502 | Air blower | Xiao Hong Ye, JING-WEI LI, Nan Li, Ching Hang LEUNG, Jian Liu | 2018-08-07 |
| 10001144 | Blower | Jun Feng Shen, Ching Hang LEUNG | 2018-06-19 |
| 7973447 | Electric motor | Robin L. Warner | 2011-07-05 |
| 7223070 | Blower motor | Gary M. Marcy | 2007-05-29 |
| 6851928 | Blower motor | Kwong Yip Poon | 2005-02-08 |
| 6831383 | Blower motor | Kwong Yip Poon | 2004-12-14 |
| 6808365 | Blower motor | Kwong Yip Poon | 2004-10-26 |
| 6608423 | Brush holder assembly | — | 2003-08-19 |