Inventor
Wei Chen
Inventor
Campbell, CA, US
Overview
Patents· 36 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H05Bprimary
H05BElectric heating40%
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 systems23%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications13%
H03FAmplifiers6%
H05KPrinted circuits4%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein2%
G06FElectric digital data processing2%
H03KPulse technique2%
H04BTransmission2%
H04MTelephonic communication2%
PatentTitleYear
9,825,550'Bi-directional power converter for converting power between alternating current and direct current'20178,207,714'Method and apparatus for external control mode step down switching regulator'20128,102,129'Method and circuit for short-circuit and over-current protection in a discharge lamp system'20127,915,833'Single-ended DC to AC power inverter'20117,825,605'DA/AC convert for driving cold cathode fluorescent lamp'20107,804,254'Method and circuit for short-circuit and over-current protection in a discharge lamp system'20107,719,206'Method and system for open lamp protection'20107,679,341'External control mode step down switching regulator'20107,667,410'Equalizing discharge lamp currents in circuits'20107,619,371'Inverter for driving backlight devices in a large LCD panel'20097,579,787'Methods and protection schemes for driving discharge lamps in large panel applications'20097,560,879'Method and apparatus for DC to AC power conversion for driving discharge lamps'20097,538,611'Audio amplifier with high power and high efficiency'20097,525,258'Current balancing techniques for fluorescent lamps'20097,456,685'Class D audio amplifier with PWM and feedback'20087,439,685'Current balancing technique with magnetic integration for fluorescent lamps'20087,423,384'Lamp voltage feedback system and method for open lamp protection and shorted lamp protection'20087,420,337'System and method for open lamp protection'20087,420,829'Hybrid control for discharge lamps'20087,417,503'Method for high efficiency audio amplifier'20087,394,203'Method and system for open lamp protection'20087,359,203'Combination of inverter casing and heat sink member'20087,336,038'Method and apparatus for single-ended conversion of DC to AC power for driving discharge lamps'20087,323,829'Minimizing bond wire power losses in integrated circuit full bridge CCFL drivers'20087,304,441'Method and apparatus for driving discharge lamps in a floating configuration'20077,291,991'Matrix inverter for driving multiple discharge lamps'20077,265,497'Methods and protection schemes for driving discharge lamps in large panel applications'20077,236,041'Isolated gate driver circuit for power switching devices'20077,161,305'Method and apparatus for single-ended conversion of DC to AC power for driving discharge lamps'20077,042,745'Insulating arrangement for DC/AC inverter'20066,803,752'Polyphase PWM regulator with high efficiency at light loads'20046,798,676'Inverter for changing direct current to alternating current'20046,593,724'Polyphase PWM converter with high efficiency at light loads'20036,507,491'Pull/latch type fixing device for heat-radiating fin body'20036,462,525'Polyphase PWM converter with high efficiency at light loads'20025,870,288'Fixing latch member for heat radiating board of central process unit'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999Patents assigned to HOYA TECH CO LTD (1)· patent assignee history
1999–2003Based in Taipei, TW· patent location history
2002–2004Patents assigned to LINEAR TECHN INC (3)· patent assignee history
2002–2012Based in Campbell, CA, US· patent location history
2004–2017Patents assigned to COTEK ELECTRONIC IND CO LTD (4)· patent assignee history
2004–2017Based in Taoyuan, TW· patent location history
2007–2012Patents assigned to MONOLITHIC POWER SYSTEMS INC (27)· patent assignee history
2008Based in Jhubei City, TW· patent location history
2010–2012Based in Saratoga, CA, US· patent location history
2012Patents assigned to CHEN WEI (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MONOLITHIC POWER SYSTEMS INC | 27 | 2007–2012 |
| COTEK ELECTRONIC IND CO LTD | 4 | 2004–2017 |
| LINEAR TECHN INC | 3 | 2002–2004 |
| CHEN WEIself | 2 | 2012 |
| HOYA TECH CO LTD | 1 | 1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Campbell, California, US | 26 | 2002–2012 |
| Saratoga, California, US | 4 | 2010–2012 |
| Taoyuan, TW | 2 | 2004–2017 |
| Taipei, TW | 2 | 1999–2003 |
| Jhubei City, TW | 1 | 2008 |