Li; Liyi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Li; Liyi.The latest application filed is for "distributed demagnetizing coil system, shielding device, and demagnetizing method".

Company Profile

3.6.11

Li; Liyi - Harbin CN
Li; Liyi - Atlanta GA
Li; Liyi - Heilongjiang 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
Distributed demagnetizing coil system, shielding device, and demagnetizing method Grant 11,410,810 - Sun , et al. August 9, 2	2022-08-09
Distributed Demagnetizing Coil System, Shielding Device, And Demagnetizing Method App 20220157505 - SUN; Zhiyin ; et al.	2022-05-19
Fourier Analysis Method with Variable Sampling Frequency App 20210141854 - CAO; Jiwei ; et al.	2021-05-13
Method for Analyzing Magnetic Detection Blind Zone App 20200326388 - Pan; Donghua ; et al.	2020-10-15
Method for Making a Magnetic Gradiometer with High Detection Accuracy and Success Rate App 20200326389 - Pan; Donghua ; et al.	2020-10-15
Electromagnetic drive control system Grant 10,186,987 - Li , et al. Ja	2019-01-22
Metal-assisted chemical etching of a semiconductive substrate with high aspect ratio, high geometic uniformity, and controlled 3D profiles Grant 10,134,634 - Li , et al. November 20, 2	2018-11-20
Thrust compensation system of dual-winding voice coil motor Grant 9,621,085 - Li , et al. April 11, 2	2017-04-11
Thrust compensation system of dual-winding voice coil motor Grant 9,621,084 - Li , et al. April 11, 2	2017-04-11
Motor cooling and eddy current suppression structure Grant 9,620,998 - Li , et al. April 11, 2	2017-04-11
Thrust Compensation System Of Dual-Winding Voice Coil Motor App 20160211782 - Li; Liyi ; et al.	2016-07-21
Electromagnetic Drive Control System App 20160211770 - Li; Liyi ; et al.	2016-07-21
Thrust Compensation System Of Dual-Winding Voice Coil Motor App 20160211783 - Li; Liyi ; et al.	2016-07-21
Metal-assisted Chemical Etching Of A Semiconductive Substrate With High Aspect Ratio, High Geometic Uniformity, And Controlled 3d Profiles App 20160126133 - Li; Liyi ; et al.	2016-05-05
Motor Cooling And Eddy Current Suppression Structure App 20140312718 - Li; Liyi ; et al.	2014-10-23

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.