Inventor
Jiang Chen
Inventor
Cupertino, CA, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Mprimary
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 systems26%
G02BOptical elements, systems or apparatus9%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein9%
H05BElectric heating9%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications9%
A44CPersonal adornments, e.g. jewellery4%
F21SNon-portable lighting devices4%
F21VFunctional features or details of lighting devices or systems thereof4%
G05FSystems for regulating electric or magnetic variables4%
G06FElectric digital data processing4%
PatentTitleYear
10,725,499Display device202010,466,410Backlight device201910,267,976Backlight module and display device201910,218,326Source follower based envelope tracking for power amplifier biasing20199,391,525'Power system switch protection using output driver regulation'20169,288,864'Adaptive holding current control for LED dimmer'20169,154,039'Switching power converter with secondary-side dynamic load detection and primary-side feedback and control'20159,112,498'Dynamic MOSFET gate drivers'20158,988,902'Power converter controller IC having pins with multiple functions'20158,716,948'Dynamic control of power switching bipolar junction transistor'20148,581,568'Low power consumption start-up circuit with dynamic switching'20137,880,447'Power converter controller IC having input voltage pin with multiple functions'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011–2016Patents assigned to IWATT INC (4)· patent assignee history
2011Based in Santa Clara, CA, US· patent location history
2013–2015Patents assigned to CHEN JIANG (4)· patent assignee history
2013–2016Based in Cupertino, CA, US· patent location history
2014–2016Patents assigned to DIALOG SEMICONDUCTOR INC (6)· patent assignee history
2014–2015Patents assigned to LEE ANDREW KWOK-CHEUNG (2)· patent assignee history
2019–2020Patents assigned to WUHAN TIANMA MICRO ELECTRONICS CO LTD (3)· patent assignee history
2019–2020Based in Wuhan, CN· patent location history
2019Based in San Diego, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DIALOG SEMICONDUCTOR INC | 6 | 2014–2016 |
| CHEN JIANGself | 4 | 2013–2015 |
| IWATT INC | 4 | 2011–2016 |
| WUHAN TIANMA MICRO ELECTRONICS CO LTD | 3 | 2019–2020 |
| LEE ANDREW KWOK-CHEUNG | 2 | 2014–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cupertino, California, US | 7 | 2013–2016 |
| Wuhan, CN | 3 | 2019–2020 |
| San Diego, California, US | 1 | 2019 |
| Santa Clara, California, US | 1 | 2011 |