Inventor
Zhengwei Zhang
Inventor
Chengdu, CN
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Jprimary
H02JElectric power networks19%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications15%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy11%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%
H03FAmplifiers7%
H03HImpedance networks, e.g. resonant circuits7%
H03KPulse technique7%
H05BElectric heating7%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes4%
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 systems4%
PatentTitleYear
9,331,509'Charger system, digital interface circuit and associated control method'20169,179,519'Phase-shift dimming for LED controller and the method thereof'20159,041,377'Pseudo constant on time control circuit and step-down regulator'20158,924,456'Method and system for processing online joint guarantee'20148,896,363'Analog switching circuit, associated control circuit and method'20148,872,440'Open LED bypass circuit and associated methods of operation'20148,605,915'Class G audio amplifiers and associated methods of operation'20138,035,352'Battery charger with temperature control'20117,777,454'Battery charger with temperature control'20107,598,710'Battery charger with temperature control'20097,420,792'Linear charger where the material temperature directly affects the circuit thermal control'20086,952,226'Stray-insensitive, leakage-independent image sensing with reduced sensitivity to device mismatch and parasitic routing capacitance'20056,556,408'Compensation circuit for leakage through electrostatic discharge protection devices'20036,346,851'Low-pass filter with improved high frequency attenuation'20026,078,214'High efficiency class DB power amplifier'20005,999,043'On-chip high resistance device for passive low pass filters with programmable poles'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2005Patents assigned to TEXAS INSTRUMENTS INC (5)· patent assignee history
1999Based in Richardson, TX, US· patent location history
2000–2005Based in Plano, TX, US· patent location history
2008–2014Patents assigned to MONOLITHIC POWER SYSTEMS INC (6)· patent assignee history
2008–2011Based in San Jose, CA, US· patent location history
2013–2015Patents assigned to ZHANG ZHENGWEI (5)· patent assignee history
2013–2015Patents assigned to WANG RUI (2)· patent assignee history
2013–2016Based in Chengdu, CN· patent location history
2014–2016Patents assigned to CHENGDU MONOLITHIC POWER SYS (4)· patent assignee history
2014Based in Hangzhou, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MONOLITHIC POWER SYSTEMS INC | 6 | 2008–2014 |
| TEXAS INSTRUMENTS INC | 5 | 1999–2005 |
| ZHANG ZHENGWEIself | 5 | 2013–2015 |
| CHENGDU MONOLITHIC POWER SYS | 4 | 2014–2016 |
| WANG RUI | 2 | 2013–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Chengdu, CN | 6 | 2013–2016 |
| San Jose, California, US | 4 | 2008–2011 |
| Plano, Texas, US | 4 | 2000–2005 |
| Hangzhou, CN | 1 | 2014 |
| Richardson, Texas, US | 1 | 1999 |