Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8878199 | White light emitting diode (LED) lighting device driven by pulse current | Kun Zhao, Dong Li | 2014-11-04 |
| 8710519 | White light emitting diode (LED) lighting device | Kun Zhao, Dong Li | 2014-04-29 |
| 8637874 | White light emitting diode (LED) lighting device driven by pulse current | Kun Zhao, Dong Li | 2014-01-28 |
| 8537541 | Laptop having detachable touchpad | — | 2013-09-17 |
| 8329062 | Waterproof multiple rare-earth co-activated long-afterglow luminescent material | Kun Zhao | 2012-12-11 |
| 7955523 | Long afterglow luminescent material with compounded substrates and its preparation method | Li Zhang, Xiaolei Zhang, Qiang Zhang | 2011-06-07 |
| 7628872 | Lead-free free-cutting copper-antimony alloys | Siqi Zhang, Jihua Cai, Haorong Lou, Xiao Xie | 2009-12-08 |
| 7550926 | Highstrength discharge lamp with low glare and high efficiency for vehicles | Guosheng Chai, Zhengming Yang, Guangyi Gao | 2009-06-23 |