Li; Haisong

Patent Applications and Registrations

Patent applications and USPTO patent grants for Li; Haisong.The latest application filed is for "power supply control circuit for switch mode power supply converter and power supply control method using the same".

Company Profile

5.17.15

Li; Haisong - Chongzuo CN
Li; Haisong - Wuxi CN
LI; Haisong - Chongzuo City CN
Li; Haisong - Jiangsu CN
LI; HAISONG - New District CN
Li; Haisong - Suzhou CN
Li; Haisong - Suzhou City 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
Humidifier Grant 11,339,984 - Li May 24, 2	2022-05-24
Circuit for controlling switching power supply by current limiting and magnetic field detection, and method for controlling switching power supply by using circuit Grant 11,223,269 - Tao , et al. January 11, 2	2022-01-11
Power Supply Control Circuit For Switch Mode Power Supply Converter And Power Supply Control Method Using The Same App 20210384839 - TAO; Ping ; et al.	2021-12-09
Circuit For Controlling Switching Power Supply And Method For Controlling Switching Power Supply By Using Circuit App 20210336554 - TAO; Ping ; et al.	2021-10-28
Humidifier App 20210156577 - LI; Haisong	2021-05-27
Highly Integrated Switching Power Supply and Control Circuit App 20210111630 - ZHAO; Changshen ; et al.	2021-04-15
Control circuit and control method of switching power supply Grant 10,355,577 - Li , et al. July 16, 2	2019-07-16
Primary controller of switching power supply and switching power supply Grant 10,312,816 - Zhao , et al.	2019-06-04
Control Circuit and Control Method of Switching Power Supply App 20180287479 - LI; Haisong ; et al.	2018-10-04
High voltage power system with enable control Grant 10,038,437 - Li , et al. July 31, 2	2018-07-31
Control method and control circuit for switching power supply Grant 10,008,944 - Li , et al. June 26, 2	2018-06-26
Switching power supply Grant 9,985,543 - Yi , et al. May 29, 2	2018-05-29
Short-circuit protection circuit for voltage sampling resistor of primary side converter Grant 9,923,365 - Li , et al. March 20, 2	2018-03-20
Control Method and Control Circuit for Switching Power Supply App 20180054128 - LI; Haisong ; et al.	2018-02-22
High Voltage Power System With Enable Control App 20170338811 - LI; HAISONG ; et al.	2017-11-23
Circuit structure for enhancing EFT immunity of primary side converter Grant 9,812,945 - Li , et al. November 7, 2	2017-11-07
Compensation circuit for constant output voltage Grant 9,800,164 - Li , et al. October 24, 2	2017-10-24
Short-circuit Protection Circuit For Voltage Sampling Resistor Of Primary Side Converter App 20170077695 - LI; HAISONG ; et al.	2017-03-16
Circuit Structure for Enhancing EFT Immunity of Primary Side Converter App 20160336851 - LI; Haisong ; et al.	2016-11-17
High voltage start-up circuit with adjustable start-up time Grant 9,431,892 - Li , et al. August 30, 2	2016-08-30
Semiconductor device with a current sampler and a start-up structure Grant 9,007,099 - Yi , et al. April 14, 2	2015-04-14
Short-circuit Protection Structure App 20140362488 - TAO; Ping ; et al.	2014-12-11
Semiconductor Device With A Current Sampler And A Start-up Structure App 20140292380 - YI; Yangbo ; et al.	2014-10-02
Termination for superjunction VDMOSFET Grant 8,482,064 - Yi , et al. July 9, 2	2013-07-09
Termination for Superjunction VDMOSFET App 20130069155 - YI; Yangbo ; et al.	2013-03-21
Low-power consumption high-voltage CMOS driving circuit Grant 7,557,634 - Shi , et al. July 7, 2	2009-07-07
Low-Power Consumption High-Voltage Cmos Driving Circuit App 20070205820 - Shi; Longxing ; et al.	2007-09-06

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