SUN; Shungen

Patent Applications and Registrations

Patent applications and USPTO patent grants for SUN; Shungen.The latest application filed is for "control circuit with high power factor and ac/dc converter".

Company Profile

5.3.14

SUN; Shungen - Shanghai CN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Control Circuit With High Power Factor And Ac/dc Converter App 20220216783 - GAO; Xiaoru ; et al.	2022-07-07
Power Converter And Control Circuit Thereof App 20220209662 - SUN; Shungen	2022-06-30
Power Converter And Control Circuit Thereof App 20220209646 - SUN; Shungen ; et al.	2022-06-30
Multiphase Power Processing Circuit And Method For Control Thereof App 20210408912 - SUN; Shungen	2021-12-30
Switch-mode Power Supply (smps) Controller, Smps System And Power Supply Method For Smps System App 20210384832 - JIANG; Rulong ; et al.	2021-12-09
Control Circuit, Chip And Control Method App 20210282241 - GAO; Xiaoru ; et al.	2021-09-09
Leakage Protection Circuit, Method And Drive Device App 20210212180 - SUN; Shungen ; et al.	2021-07-08
Leakage protection circuit, method and drive device Grant 11,002,441 - Sun , et al. May 11, 2	2021-05-11
Leakage Protection Circuit, Method And Drive Device App 20190338936 - SUN; Shungen ; et al.	2019-11-07
Protection Circuit, Drive System, Chip And Circuit Protection Method, And Drive Method App 20190335562 - YU; Weijia ; et al.	2019-10-31
Protection Circuit, Drive System, Chip And Circuit Protection Method, And Drive Method App 20190335563 - YU; Weijia ; et al.	2019-10-31
Leakage Protection Circuit, Method And Drive Device App 20190170336 - SUN; Shungen ; et al.	2019-06-06
TRIAC dimmable LED driver circuit Grant 9,271,347 - Sun , et al. February 23, 2	2016-02-23
Current ripple canceling LED driver Grant 9,107,260 - Sun , et al. August 11, 2	2015-08-11
Triac Dimmable LED Driver Circuit App 20150002036 - Sun; Shungen ; et al.	2015-01-01
Current Ripple Canceling Led Driver App 20140354186 - Sun; Shungen ; et al.	2014-12-04
Average Linear Led Driver Circuit App 20140111093 - Sun; Shungen ; et al.	2014-04-24

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