He; Liwen

Patent Applications and Registrations

Patent applications and USPTO patent grants for He; Liwen.The latest application filed is for "device, method and system for determining flight height of unmanned aerial vehicle".

Company Profile

0.11.11

He; Liwen - Hangzhou CN
HE; Liwen - Hangzhou City CN
HE; Liwen - Shanghai CN
He; Liwen - Ipswich N/A GB
He; Liwen - Suffolk GB

*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
Device and method for measuring amount of liquid chemical in plant protection unmanned aerial vehicle (UAV) Grant 11,255,713 - He , et al. February 22, 2	2022-02-22
Device, Method And System For Determining Flight Height Of Unmanned Aerial Vehicle App 20220044434 - HE; Yong ; et al.	2022-02-10
Device And Method For Measuring Amount Of Liquid Chemical In Plant Protection Unmanned Aerial Vehicle (uav) App 20210381875 - HE; Yong ; et al.	2021-12-09
Computer-implemented Systems And Methods For Intelligent Prediction Of Out Of Stock Items And Proactive Reordering App 20210174298 - YIN; Ping ; et al.	2021-06-10
Computer-implemented systems and methods for intelligent prediction of out of stock items and proactive reordering Grant 10,713,622 - Yin , et al.	2020-07-14
Secure network architecture Grant 8,959,334 - Martin , et al. February 17, 2	2015-02-17
Secure network architecture Grant 8,544,081 - He , et al. September 24, 2	2013-09-24
Method and system of operating a network including sending test packets only when needed Grant 8,014,399 - He September 6, 2	2011-09-06
Method of operating a network Grant 7,978,615 - He , et al. July 12, 2	2011-07-12
Method of operating a network Grant 7,920,558 - He April 5, 2	2011-04-05
Method of operating a network Grant 7,889,668 - He February 15, 2	2011-02-15
Secure Network Architecture App 20100064133 - Martin; Thomas ; et al.	2010-03-11
Secure Network Architecture App 20100037311 - He; Liwen ; et al.	2010-02-11
Method of combinatorial multimodal optimisation Grant 7,593,905 - He September 22, 2	2009-09-22
Multi-protocol Label Switching App 20090041019 - He; Liwen ; et al.	2009-02-12
Method Of Operating A Network App 20090034542 - He; Liwen	2009-02-05
Method Of Operating A Network App 20090016356 - He; Liwen ; et al.	2009-01-15
Method of Operating a System App 20080031257 - He; Liwen	2008-02-07
Method of Operating a Network App 20070297405 - He; Liwen	2007-12-27
Method of combinatorial multimodal optimisation App 20050097559 - He, Liwen	2005-05-05

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