Patent applications and USPTO patent grants for Zhang; Wei-Qiang.The latest application filed is for "method for controlling modulation wave and three-phase three-wire three-level circuit".
Patent | Date |
---|---|
Light driving circuit Grant 10,111,284 - Zhang , et al. October 23, 2 | 2018-10-23 |
Integrated power electronics assembly module Grant 9,961,772 - Feng , et al. May 1, 2 | 2018-05-01 |
Converter and voltage clamp circuit therein Grant 9,954,429 - Feng , et al. April 24, 2 | 2018-04-24 |
Method for controlling modulation wave and three-phase three-wire three-level circuit Grant 9,859,816 - Chen , et al. January 2, 2 | 2018-01-02 |
Converter Grant 9,847,707 - Feng , et al. December 19, 2 | 2017-12-19 |
Light regulating apparatus with feed forward compensation and light regulating method thereof Grant 9,781,804 - Zhang , et al. October 3, 2 | 2017-10-03 |
Method For Controlling Modulation Wave And Three-phase Three-wire Three-level Circuit App 20170141699 - CHEN; Feng ;   et al. | 2017-05-18 |
Converter App 20170054359 - FENG; Wei-Yi ;   et al. | 2017-02-23 |
Integrated Power Electronics Assembly Module App 20160278211 - FENG; Wei-Yi ;   et al. | 2016-09-22 |
Converter and method for reducing a voltage of node thereof Grant 9,343,970 - Yan , et al. May 17, 2 | 2016-05-17 |
Power converter and method of stabling voltage gain Grant 9,343,975 - Yan , et al. May 17, 2 | 2016-05-17 |
Converter And Voltage Clamp Circuit Therein App 20150303789 - FENG; Wei-Yi ;   et al. | 2015-10-22 |
Converter App 20150303828 - FENG; Wei-Yi ;   et al. | 2015-10-22 |
Discharge lamp system and controlling method of the same Grant 9,131,588 - Ying , et al. September 8, 2 | 2015-09-08 |
Light Driving Circuit App 20150173143 - ZHANG; Wei-Qiang ;   et al. | 2015-06-18 |
Light Regulating Apparatus And Light Regulating Method Thereof App 20150163882 - ZHANG; Wei-Qiang ;   et al. | 2015-06-11 |
Power Converter And Method Of Stabling Voltage Gain App 20150049516 - YAN; Chao ;   et al. | 2015-02-19 |
Converter And Method For Reducing A Voltage Of Node Thereof App 20150049517 - YAN; Chao ;   et al. | 2015-02-19 |
Voltage regulation circuit and light emitting didoe driving apparatus having the same Grant 8,917,035 - Zhang , et al. December 23, 2 | 2014-12-23 |
Lamp ignition system and lamp ignition method Grant 8,901,840 - Zhang , et al. December 2, 2 | 2014-12-02 |
Current control discharge lamp system and method for controlling current of discharge lamp Grant 8,866,411 - Zhang , et al. October 21, 2 | 2014-10-21 |
Dimmer system and control system and method thereof Grant 8,810,143 - Zhang , et al. August 19, 2 | 2014-08-19 |
Discharge lamp system, method and apparatus of controlling the transition time of discharge lamp current change Grant 8,773,039 - Zhang , et al. July 8, 2 | 2014-07-08 |
Lighting apparatus and control method thereof Grant 8,749,171 - Zhang , et al. June 10, 2 | 2014-06-10 |
Discharge lamp system for constant power control and controlling method of the same Grant 8,742,678 - Zhang , et al. June 3, 2 | 2014-06-03 |
Driving circuit structure for light emitting diodes Grant 8,729,818 - Zhang , et al. May 20, 2 | 2014-05-20 |
Illumination apparatus, electronic ballast therein and method for protecting the same Grant 8,723,435 - Zhang , et al. May 13, 2 | 2014-05-13 |
Dimmer system and damper circuit thereof Grant 8,710,758 - Xu , et al. April 29, 2 | 2014-04-29 |
Lamp Ignition System And Lamp Ignition Method App 20140015434 - Zhang; Wei-Qiang ;   et al. | 2014-01-16 |
Voltage Regulation Circuit And Light Emitting Didoe Driving Apparatus Having The Same App 20130119874 - ZHANG; Wei-Qiang ;   et al. | 2013-05-16 |
Method And Apparatus Of Controlling Discharge Lamp And Discharge Lamp System App 20130038231 - ZHANG; Qi ;   et al. | 2013-02-14 |
Discharge Lamp System And Method For Controlling Discharge Lamp App 20130026938 - ZHANG; Qi ;   et al. | 2013-01-31 |
Illumination Apparatus, Electronic Ballast Therein And Method For Protecting The Same App 20130026952 - ZHANG; Wei-Qiang ;   et al. | 2013-01-31 |
Discharge Lamp System And Controlling Method Of The Same App 20130020954 - YING; Jian-Ping ;   et al. | 2013-01-24 |
Discharge Lamp System And Controlling Method Of The Same App 20130020953 - ZHANG; Qi ;   et al. | 2013-01-24 |
Dimmer System And Control System And Method Thereof App 20120320646 - ZHANG; Wei-Qiang ;   et al. | 2012-12-20 |
Dimmer System And Damper Circuit Thereof App 20120319608 - XU; Li-Zhi ;   et al. | 2012-12-20 |
Driving Circuit Structure App 20120262081 - ZHANG; Wei-Qiang ;   et al. | 2012-10-18 |
Ballast being capable of saving the use of internal connection terminals Grant 8,159,142 - Chou , et al. April 17, 2 | 2012-04-17 |
Lighting Apparatus And Control Method Thereof App 20120074866 - ZHANG; Wei-Qiang ;   et al. | 2012-03-29 |
Ballast circuit Grant 8,049,441 - Zhong , et al. November 1, 2 | 2011-11-01 |
Ballast App 20090261752 - CHOU; CHING-HO ;   et al. | 2009-10-22 |
Ballast Circuit App 20090243508 - ZHONG; YUAN-YUAN ;   et al. | 2009-10-01 |
Curved headrest frame Grant D585,675 - Zhang February 3, 2 | 2009-02-03 |
Height-adjustable armrest Grant D585,676 - Zhang February 3, 2 | 2009-02-03 |
Triangular armrest Grant D585,677 - Zhang February 3, 2 | 2009-02-03 |
Arched armrest Grant D585,222 - Zhang January 27, 2 | 2009-01-27 |
Dual mode ISDN S/U interface converter Grant 7,016,374 - Zhang , et al. March 21, 2 | 2006-03-21 |
Dual mode isdn s/u interface converter App 20040004976 - Zhang, Wei Qiang ;   et al. | 2004-01-08 |
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