| 10693351 |
Motor driving assembly |
James Ching Sik Lau, Chun Cheung |
2020-06-23 |
| 9543798 |
Electric motor |
James Ching Sik Lau, Chun Cheung, Xiao Jun Yang |
2017-01-10 |
| 9502849 |
Commutator |
Chun Cheung, James Ching Sik Lau, Wilfried Gorlt |
2016-11-22 |
| 9337703 |
Thrust bearing assembly |
James Ching Sik Lau, Yuen Tung Louie |
2016-05-10 |
| 9148038 |
Fuel pump motor |
Chun Yick Chung, Chun Cheung, James Ching Sik Lau |
2015-09-29 |
| 9132542 |
Power tool |
James Ching Sik Lau, Chang Lin Jin, Aloys J. Liu |
2015-09-15 |
| 9130438 |
Permanent magnet motor |
James Ching Sik Lau, Chun Cheung |
2015-09-08 |
| 9130442 |
Permanent magnet motor |
James Ching Sik Lau, Chun Cheung |
2015-09-08 |
| D722560 |
Electric motor |
James Ching Sik Lau, Chun Cheung, Jian Sun |
2015-02-17 |
| D716226 |
Electric motor |
James Ching Sik Lau, Chun Cheung, Wan Hua Xie |
2014-10-28 |
| D716227 |
Electric motor |
James Ching Sik Lau, Chun Cheung, Kar Wai Lam, Cai Yong Zhang |
2014-10-28 |
| 8648515 |
Brush design for electric motor having commutator |
James Ching Sik Lau, Chang Lin Jin, Yuen Tung Louie |
2014-02-11 |
| 8492953 |
Lamination |
James Ching Sik Lau, Chi Hang Ngai |
2013-07-23 |
| 8294328 |
Brush gear of a motor |
James Ching Sik Lau, Chang Lin Jin, Aloys J. Liu |
2012-10-23 |
| 8049391 |
Electric motor |
James Ching Sik Lau, Chang Lin Jin, Aloys J. Liu |
2011-11-01 |
| D579869 |
Electric motor |
James Ching Sik Lau, Changlin Jin |
2008-11-04 |