Liu; Weirong

Patent Applications and Registrations

Patent applications and USPTO patent grants for Liu; Weirong.The latest application filed is for "intelligent wheerchair system having medical monitoring and response function".

Company Profile

12.9.6

Liu; Weirong - Beijing CN
LIU; Weirong - Dongguan 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
Mechanical transmission control method and system for use with intelligent wheelchair Grant 11,314,256 - Liu , et al. April 26, 2	2022-04-26
Operating platform Grant D948,410 - Li , et al. April 12, 2	2022-04-12
Systems and methods for controlling intelligent wheelchair Grant 11,294,379 - Liu , et al. April 5, 2	2022-04-05
Systems and methods for surrounding information acquisition and feedback for intelligent wheelchairs Grant 11,231,711 - Li , et al. January 25, 2	2022-01-25
Car Grant D920,161 - Li , et al. May 25, 2	2021-05-25
Vacuum arc extinguishing chamber contact, vacuum arc extinguishing chamber and vacuum circuit breaker Grant 11,004,632 - Liu , et al. May 11, 2	2021-05-11
Intelligent Wheerchair System Having Medical Monitoring And Response Function App 20210129345 - LIU; Weirong ; et al.	2021-05-06
Handrail Grant D912,584 - Li , et al. March 9, 2	2021-03-09
Car Grant D912,574 - Li , et al. March 9, 2	2021-03-09
Wireless Sensor Management Method, And Wireless Communication System App 20200305229 - JIN; Yong ; et al.	2020-09-24
Electric wheelchair Grant D883,862 - Liu , et al.	2020-05-12
Systems And Methods For Surrounding Information Acquisition And Feedback For Intelligent Wheelchairs App 20200019164 - LI; Jiaxin ; et al.	2020-01-16
Mechanical Transmission Control Method And System For Use With Intelligent Wheelchair App 20190391584 - LIU; Weirong ; et al.	2019-12-26
Systems And Methods For Controlling Intelligent Wheelchair App 20190384300 - LIU; Weirong ; et al.	2019-12-19
Intelligent Wheelchair System Based On Big Data And Artificial Intelligence App 20190369631 - JIAO; Yin ; et al.	2019-12-05

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