Inventor
Changshen Zhao
Inventor
Jiangsu, CN
Overview
Patents· 10 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 systems45%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications20%
H02HEmergency protective circuit arrangements15%
B05BSpraying apparatus5%
B08BCleaning in general5%
B60SServicing, cleaning, repairing, supporting, lifting, or manoeuvring of vehicles, not otherwise provided for5%
H03KPulse technique5%
PatentTitleYear
10,987,681Low-flow miniature fluidic spray nozzle assembly and method202110,355,577Control circuit and control method of switching power supply201910,312,816Primary controller of switching power supply and switching power supply201910,038,437High voltage power system with enable control201810,008,944Control method and control circuit for switching power supply20189,985,543Switching power supply20189,923,365'Short-circuit protection circuit for voltage sampling resistor of primary side converter'20189,812,945'Circuit structure for enhancing EFT immunity of primary side converter'20179,800,164'Compensation circuit for constant output voltage'20179,431,892'High voltage start-up circuit with adjustable start-up time'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016–2019Patents assigned to SUZHOU POWERON IC DESIGN CO LTD (5)· patent assignee history
2016–2019Based in Jiangsu, CN· patent location history
2017Patents assigned to WUXI CHIPOWN MICRO-ELECTRONICS LTD (1)· patent assignee history
2018–2019Patents assigned to WUXI CHIPOWN MICRO ELECTRONICS LTD (3)· patent assignee history
2018Patents assigned to WUXI CHIPOWN MICRO ELECTRONICS LTD NEW DISTRICT (1)· patent assignee history
2021Patents assigned to DLHBOWLES INC (1)· patent assignee history
2021Based in Ellicott City, MD, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUZHOU POWERON IC DESIGN CO LTD | 5 | 2016–2019 |
| WUXI CHIPOWN MICRO ELECTRONICS LTD | 3 | 2018–2019 |
| DLHBOWLES INC | 1 | 2021 |
| WUXI CHIPOWN MICRO ELECTRONICS LTD NEW DISTRICT | 1 | 2018 |
| WUXI CHIPOWN MICRO-ELECTRONICS LTD | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Jiangsu, CN | 9 | 2016–2019 |
| Ellicott City, Maryland, US | 1 | 2021 |