Fang; Qian

Patent Applications and Registrations

Patent applications and USPTO patent grants for Fang; Qian.The latest application filed is for "systems and methods for controlling power factors of led lighting systems".

Company Profile

15.21.25

Fang; Qian - Shanghai CN
- Shanghai CN
Fang; Qian - Houston TX
Fang; Qian - Beijing CN

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

Patent Activity

Patent	Date
Systems And Methods For Controlling Power Factors Of Led Lighting Systems App 20210321501 - Zhu; Liqiang ; et al.	2021-10-14
Systems and methods for reducing switching loss in power conversion systems Grant 11,025,170 - Fang , et al. June 1, 2	2021-06-01
Systems And Methods For Output Current Regulation In Power Conversion Systems App 20210075319 - Fang; Qian ; et al.	2021-03-11
Systems and methods for output current regulation in power conversion systems Grant 10,811,965 - Fang , et al. October 20, 2	2020-10-20
Systems and methods for output current regulation in power conversion systems Grant 10,686,373 - Fang , et al.	2020-06-16
Systems and methods for output current regulation in power conversion systems Grant 10,680,525 - Fang , et al.	2020-06-09
Systems And Methods For Reducing Switching Loss In Power Conversion Systems App 20200112255 - Fang; Qian ; et al.	2020-04-09
Systems And Methods For Output Current Regulation In Power Conversion Systems App 20190348919 - FANG; QIAN ; et al.	2019-11-14
Systems And Methods For Output Current Regulation In Power Conversion Systems App 20190348914 - Fang; Qian ; et al.	2019-11-14
Systems and methods for output current regulation in power conversion systems Grant 10,432,096 - Fang , et al. O	2019-10-01
Systems and methods for output current regulation in power conversion systems Grant 10,340,795 - Fang , et al.	2019-07-02
Systems and methods for reducing switching loss in power conversion systems Grant 10,320,300 - Fang , et al.	2019-06-11
Systems and methods for regulating power conversion systems operating in quasi-resonant mode Grant 10,291,135 - Fang , et al.	2019-05-14
Systems and methods for output current regulation in power conversion systems Grant 10,270,334 - Fang , et al.	2019-04-23
Systems and methods for output current regulation in power conversion systems Grant 10199934 -	2019-02-05
Systems And Methods For Reducing Switching Loss In Power Conversion Systems App 20190006948 - Fang; Qian ; et al.	2019-01-03
Systems and methods for regulating output currents of power conversion systems Grant 10,170,999 - Fang , et al. J	2019-01-01
Systems And Methods For Output Current Regulation In Power Conversion Systems App 20180287492 - Fang; Qian ; et al.	2018-10-04
Systems and methods for output current regulation in power conversion systems Grant 10,003,268 - Fang , et al. June 19, 2	2018-06-19
Systems And Methods For Output Current Regulation In Power Conversion Systems App 20180123456 - Fang; Qian ; et al.	2018-05-03
Systems And Methods For Output Current Regulation In Power Conversion Systems App 20180123464 - FANG; QIAN ; et al.	2018-05-03
Systems and methods for output current regulation in power conversion systems Grant 9,960,674 - Fang , et al. May 1, 2	2018-05-01
Systems And Methods For Regulating Power Conversion Systems Operating In Quasi-resonant Mode App 20180102711 - FANG; QIAN ; et al.	2018-04-12
Systems And Methods For Reducing Switching Loss In Power Conversion Systems App 20180041132 - Fang; Qian ; et al.	2018-02-08
Systems and methods for regulating power conversion systems operating in quasi-resonant mode Grant 9,847,728 - Fang , et al. December 19, 2	2017-12-19
Systems And Methods For Regulating Output Currents Of Power Conversion Systems App 20170187294 - Fang; Lieyi ; et al.	2017-06-29
Systems and methods for regulating output currents of power conversion systems Grant 9,584,005 - Fang , et al. February 28, 2	2017-02-28
Systems and Methods for Regulating Power Conversion Systems Operating in Quasi-Resonant Mode App 20170054374 - Fang; Qian ; et al.	2017-02-23
Systems And Methods For Output Current Regulation In Power Conversion Systems App 20160336868 - Fang; Qian ; et al.	2016-11-17
Systems and Methods for Output Current Regulation in Power Conversion Systems App 20160336864 - Fang; Qian ; et al.	2016-11-17
Systems and Methods for Output Current Regulation in Power Conversion Systems App 20160336852 - Fang; Qian ; et al.	2016-11-17
Output display for segmented digital volume representing porous media Grant 9,396,547 - Derzhi , et al. July 19, 2	2016-07-19
Systems And Methods For Regulating Output Currents Of Power Conversion Systems App 20150340957 - Fang; Lieyi ; et al.	2015-11-26
Method For Improving The Accuracy Of Rock Property Values Derived From Digital Images App 20150235376 - Derzhi; Naum ; et al.	2015-08-20
Method for improving the accuracy of rock property values derived from digital images Grant 9,047,513 - Derzhi , et al. June 2, 2	2015-06-02
Method For Improving The Accuracy Of Rock Property Values Derived From Digital Images App 20140044315 - Derzhi; Naum ; et al.	2014-02-13
Method for estimating material properties of porous media using computer tomographic images thereof Grant 8,331,626 - Wojcik , et al. December 11, 2	2012-12-11
Method for determining in-situ relationships between physical properties of a porous medium from a sample thereof Grant 8,170,799 - Dvorkin , et al. May 1, 2	2012-05-01
Method for determining rock physics relationships using computer tomographic images thereof Grant 8,155,377 - Dvorkin , et al. April 10, 2	2012-04-10
Method for determining permeability of rock formation using computer tomograpic images thereof Grant 8,081,802 - Dvorkin , et al. December 20, 2	2011-12-20
Method for determining properties of fractured rock formations using computer tomograpic images thereof Grant 8,081,796 - Derzhi , et al. December 20, 2	2011-12-20
Method For Determining Permeability Of Rock Formation Using Computer Tomograpic Images Thereof App 20100135536 - Dvorkin; Jack ; et al.	2010-06-03
Method For Determining Properties Of Fractured Rock Formations Using Computer Tomograpic Images Thereof App 20100128933 - Derzhi; Naum ; et al.	2010-05-27
Method For Determining In-situ Relationships Between Physical Properties Of A Porous Medium From A Sample Thereof App 20100131204 - Dvorkin; Jack ; et al.	2010-05-27
Method For Determining Rock Physics Relationships Using Computer Tomograpic Images Thereof App 20100128932 - Dvorkin; Jack ; et al.	2010-05-27
Method For Estimating Material Properties Of Porous Media Using Computer Tomograpic Images Thereof App 20090288880 - Wojcik; Zbigniew M. ; et al.	2009-11-26
Method of converting between radius message and diameter messages App 20070153995 - Fang; Qian ; et al.	2007-07-05

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.