Liu; Hexing

Patent Applications and Registrations

Patent applications and USPTO patent grants for Liu; Hexing.The latest application filed is for "combined crushing super-variable-diameter drill bit for natural gas hydrate exploitation".

Company Profile

6.10.10

Liu; Hexing - Zhanjiang CN
Liu; Hexing - Guangdong CN
Liu; Hexing - Shenzhen CN
Liu; Hexing - Zhanjiang City CN
Liu; Hexing - Guangdong Province 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
Combined crushing super-variable-diameter drill bit for natural gas hydrate exploitation Grant 11,199,050 - Wang , et al. December 14, 2	2021-12-14
Automatic jet breaking tool for solid fluidization exploitation of natural gas hydrate Grant 11,193,333 - Tang , et al. December 7, 2	2021-12-07
Combined Crushing Super-variable-diameter Drill Bit For Natural Gas Hydrate Exploitation App 20210140244 - WANG; Guorong ; et al.	2021-05-13
Automatic Jet Breaking Tool For Solid Fluidization Exploitation Of Natural Gas Hydrate App 20210140243 - TANG; Yang ; et al.	2021-05-13
Water-based drilling fluids for deepwater drilling and use thereof Grant 10,836,947 - Xu , et al. November 17, 2	2020-11-17
Method, apparatus and system for controlling smart device based on headphone Grant 10,649,522 - Zhou , et al.	2020-05-12
Riser stub for acoustic resonance decomposition of hydrate in deepwater drilling Grant 10,641,049 - Yang , et al.	2020-05-05
Riser Stub for Acoustic Resonance Decomposition of Hydrate in Deepwater Drilling App 20200080386 - Yang; Jin ; et al.	2020-03-12
Method for switching working mode of headphone and headphone Grant 10,484,524 - Lu , et al. Nov	2019-11-19
Headphone with biological feature detection function, interaction system and biological feature detection method Grant 10,470,673 - Liu , et al. Nov	2019-11-12
Water-based Drilling Fluids For Deepwater Drilling And Use Thereof App 20190300772 - XU; Mingbiao ; et al.	2019-10-03
Method For Switching Working Mode Of Headphone And Headphone App 20180316785 - LU; Saiwen ; et al.	2018-11-01
Method for switching working mode of headphone and headphone Grant 10,051,099 - Lu , et al. August 14, 2	2018-08-14
Bluetooth Low Energy Device, And Data Update System And Method App 20180150291 - ZHOU; Luming ; et al.	2018-05-31
Headphone With Biological Feature Detection Function, Interaction System And Biological Feature Detection Method App 20170296077 - LIU; Chang ; et al.	2017-10-19
Method, Apparatus And System For Controlling Smart Device Based On Headphone App 20170300112 - ZHOU; Luming ; et al.	2017-10-19
Method For Switching Working Mode Of Headphone And Headphone App 20170264728 - LU; Saiwen ; et al.	2017-09-14
Method for assigning frequency spectrum bandwidth of an OFDM and OFDMA coexistence system Grant 8,064,425 - Wang , et al. November 22, 2	2011-11-22
Frequency reuse in wireless communication networks Grant 7,474,895 - Jiang , et al. January 6, 2	2009-01-06
Method For Assigning Frequency Spectrum Bandwith Of An Ofdm And Ofdma Coexistence System App 20070286147 - Wang; Ning ; et al.	2007-12-13

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