Inventor
Weiqiang Zhang
Inventor
Shanghai, CN
Overview
Patents· 46 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H05Bprimary
H05BElectric heating27%
G06FElectric digital data processing19%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems11%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications11%
LOC0610%
H03KPulse technique5%
H05KPrinted circuits3%
A61BDiagnosis2%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms2%
G01RMeasuring electric variables2%
PatentTitleYear
10,941,446Method for identifying kidney allograft recipients at risk for chronic injury202110,901,983System and method for universal blockchain interoperability202110,466,785Display system for physiological information and diagnostic method201910,432,105Power frequency current converter and method for controlling the same201910,256,739Multiunit power conversion system201910,165,695Apparatus for installing high and low voltage conversion circuit, high and low voltage conversion system and power source201810,164,549Power module cascaded converter system201810,128,832Converter system, driving circuit and method for semiconductor switch201810,109,569Via structure and circuit board having the via structure20189,800,176'TNPC inverter device and method for detecting short-circuit thereof'20179,626,907'Driving circuit and organic light emitting display apparatus'20179,608,608'Power module'20179,480,111'Apparatus and method for driving semiconductor light-emitting device assembly'20169,013,106'Lamp ballast having filament heating apparatus for gas discharge lamp'20159,006,988'Method of controlling ignition circuit and ignition circuit using the same'20158,994,284'High intensity discharge lamp control circuit and control method'20158,946,997'End-of-life detector for gas discharge lamp and the ballast incorporating the same'20158,937,440'Lighting device and voltage reduction method thereof'20158,917,033'Open circuit protecting circuit, open circuit protecting method and illuminating apparatus'20148,890,424'Illumination device, illumination system, and lamp'20148,892,052'Methods for determining whether a signal includes a wanted signal and apparatuses configured to determine whether a signal includes a wanted signal'20148,884,533'Light emitting diode lighting device and light emitting diode lamp'20148,884,542'Self-oscillating dimmable electronic ballast'20148,816,609'Method and circuit for improving crest factor of gas discharge lamp'20148,760,083'Ballast with control device for controlling the open-circuit voltage'20148,742,670'Electronic ballast'20148,692,478'Current balancing circuit'20148,564,221'Driving circuit system for gas discharge lamp and the control method thereof'20138,487,550'Multi-channel LED driver circuit'20138,436,557'Ballast control circuit and ballast control method for gas discharge lamp'2013D0618927'Chair'2010D0611741'Seatback'2010D0611277'Chair armrest'2010D0592431'Chair leg assembly with claw design'2009D0588384'Chair leg assembly with claw design'2009D0587500'Chair leg assembly with claw design'20097,266,822'System and method for controlling and managing computer farms'20077,257,613'Methods to develop remote applications with built in feedback ability for use in a distributed test framework'20077,243,137'Remote system controller and data center and methods for implementing the same'20077,231,437'Task submission systems and methods for a distributed test framework'20077,207,040'Multi-CPUs support with thread priority control'20077,191,362'Parsing test results having diverse formats'20077,167,894'Self-contained tasks'20077,165,256'Task grouping in a distributed processing framework system and methods for implementing the same'20077,020,699'Test result analyzer in a distributed processing framework system and methods for implementing the same'20066,842,891'Dynamic attributes for distributed test framework'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2007Patents assigned to SUN MICROSYSTEMS INC (10)· patent assignee history
2005–2007Based in San Jose, CA, US· patent location history
2009–2010Based in Foshan, CN· patent location history
2013–2019Patents assigned to DELTA ELECTRONICS SHANGHAI CO (19)· patent assignee history
2013–2015Patents assigned to ZHANG WEIQIANG (16)· patent assignee history
2013–2015Patents assigned to YING JIANPING (15)· patent assignee history
2013–2015Patents assigned to ZHANG QI (8)· patent assignee history
2013–2019Based in Shanghai, CN· patent location history
2017–2019Based in Beijing, CN· patent location history
2021Based in Cresskill, NJ, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DELTA ELECTRONICS SHANGHAI CO | 19 | 2013–2019 |
| ZHANG WEIQIANGself | 16 | 2013–2015 |
| YING JIANPING | 15 | 2013–2015 |
| SUN MICROSYSTEMS INC | 10 | 2005–2007 |
| ZHANG QI | 8 | 2013–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shanghai, CN | 22 | 2013–2019 |
| San Jose, California, US | 10 | 2005–2007 |
| Foshan, CN | 6 | 2009–2010 |
| Beijing, CN | 2 | 2017–2019 |
| Cresskill, New Jersey, US | 1 | 2021 |