JL

James Ching Sik Lau

JS Johnson Electric S.A.: 56 patents #2 of 526Top 1%
JA Johnson Electric International Ag: 4 patents #41 of 404Top 15%
Overall (All Time): #38,099 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 26–50 of 61 patents

Patent #TitleCo-InventorsDate
8796896 Electric motor Mao Xiong Jiang, Gang Li, Ke Zhou, Hong Min Wei, Jie CHAI +1 more 2014-08-05
8710707 Electric motor Xiao Jun Yang, Kwong Yip Poon 2014-04-29
8692431 Permanent magnet rotor Jun Yang, Wan Mei He 2014-04-08
8648515 Brush design for electric motor having commutator Duncan Yiu Lung Wong, Chang Lin Jin, Yuen Tung Louie 2014-02-11
8593022 Electric motor with heat dissipation structure Xiao Jun Yang, Chun Kei Yu 2013-11-26
8567521 Power tool 2013-10-29
8492953 Lamination Duncan Yiu Lung Wong, Chi Hang Ngai 2013-07-23
8471430 Electric motor Xiao Jun Yang, Chun Kei Yu 2013-06-25
8418780 Power tool Yuen Tung Louie 2013-04-16
8421380 Electric motor Chang Lin Jin 2013-04-16
8415842 Power tool 2013-04-09
8415911 Power tool with a DC brush motor and with a second power source Chang Lin Jin 2013-04-09
8410645 Power tool 2013-04-02
8294328 Brush gear of a motor Duncan Yiu Lung Wong, Chang Lin Jin, Aloys J. Liu 2012-10-23
8288907 Electric motor Rui Feng Qin, Yong Li, Cheng Shun Du, Yuan Jiang 2012-10-16
8049391 Electric motor Duncan Yiu Lung Wong, Chang Lin Jin, Aloys J. Liu 2011-11-01
D647478 Rotor core for an electric motor Mao Xiong Jiang, Gang Li, Ke Zhou, Hong Min Wei, Tao Zhang 2011-10-25
D579869 Electric motor Changlin Jin, Duncan Yiu Lung Wong 2008-11-04
7298065 Brush assembly 2007-11-20
7189004 Thrust cap 2007-03-13
7159295 Method of making a miniature electric motor 2007-01-09
6954012 Permanent electric motor with a speed sensor 2005-10-11
6888276 Electric motor 2005-05-03
6867519 Electric motor 2005-03-15
6861775 Electric motor 2005-03-01