Liu; Chunhai

Patent Applications and Registrations

Patent applications and USPTO patent grants for Liu; Chunhai.The latest application filed is for "intelligent terminal energy saving method and device based on ai prediction".

Company Profile

12.16.21

Liu; Chunhai - Qinhuangdao CN
LIU; Chunhai - Nanjing CN
Liu; Chunhai - Hebei CN
Liu; Chunhai - Beijing 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
Plastic wrought magnesium alloy and preparation method thereof Grant 11,326,241 - Huang , et al. May 10, 2	2022-05-10
Intelligent Terminal Energy Saving Method And Device Based On Ai Prediction App 20220066529 - SUN; Hai ; et al.	2022-03-03
Method For Preparation Of Aluminum Matrix Composite App 20220033934 - Li; Yongfei ; et al.	2022-02-03
Thermal treatment and shot peening method for wheel Grant 11,207,760 - Chen , et al. December 28, 2	2021-12-28
Automatic hub type identifying device Grant 11,097,561 - Xu , et al. August 24, 2	2021-08-24
Magnesium alloy and preparation method thereof Grant 11,041,230 - Xu , et al. June 22, 2	2021-06-22
Automatic constant pressure device for hub tire system Grant 10,953,705 - Lyu , et al. March 23, 2	2021-03-23
Sprue Spreader Surface Treatment Method App 20200406343 - LIU; Xin ; et al.	2020-12-31
Magnesium Alloy And Preparation Method Thereof App 20200399741 - Liu; Chunhai ; et al.	2020-12-24
Thermal Treatment And Shot Peening Method For Wheel App 20200298372 - CHEN; Tieqiang ; et al.	2020-09-24
Plastic Wrought Magnesium Alloy And Preparation Method Thereof App 20200149143 - HUANG; Lixin ; et al.	2020-05-14
Method of refining aluminum alloy Grant 10,494,699 - Wang , et al. De	2019-12-03
Device for removing valve hole sealing substitute from hub Grant 10,466,133 - Lyu , et al. No	2019-11-05
Device For Removing Valve Hole Sealing Substitute From Hub App 20190316984 - Lyu; Jinqi ; et al.	2019-10-17
Device For Detecting Balance Of Hub Valve Hole App 20190301964 - Chen; Guogang ; et al.	2019-10-03
Device for detecting balance of hub valve hole Grant 10,429,264 - Chen , et al. October 1, 2	2019-10-01
Automatic Hub Type Identifying Device App 20190291480 - LV; Jinqi ; et al.	2019-09-26
Automatic Constant Pressure Device For Hub Tire System App 20190257600 - LYU; Jinqi ; et al.	2019-08-22
Method for simulating real impact test of vehicle wheels Grant 10,386,270 - Liu , et al. A	2019-08-20
Device and method for measuring air tightness of aluminum alloy hub or tyre Grant 10,234,352 - Liu , et al.	2019-03-19
Rumen protected glucose and method of preparation Grant 10,058,512 - Liu August 28, 2	2018-08-28
Rumen Protected Glucose and Method of Preparation App 20180169026 - Liu; Chunhai	2018-06-21
Air tightness detection device for aluminum alloy wheel hub and method for detecting air tightness of wheel hub Grant 9,863,838 - Liu , et al. January 9, 2	2018-01-09
Method for simulating real impact test of vehicle wheels App 20170219459 - Liu; Chunhai ; et al.	2017-08-03
Drum for simulating road surfaces Grant 9,709,464 - Liu , et al. July 18, 2	2017-07-18
Process of preparing aluminum alloy Grant 9,677,157 - Wang , et al. June 13, 2	2017-06-13
Device and Method for Measuring Air Tightness of Aluminum Alloy Hub or Tyre App 20160368332 - Liu; Chunhai ; et al.	2016-12-22
Aluminum Alloy Refiner Material and Preparation Method Thereof App 20160298217 - Wang; Lisheng ; et al.	2016-10-13
Method Of Refining Aluminum Alloy App 20160273076 - WANG; Lisheng ; et al.	2016-09-22
Aluminium Alloy Refiner And Preparation Method And Application Thereof App 20160273075 - WANG; Yongning ; et al.	2016-09-22
Drum For Simulating Road Surfaces App 20160231200 - LIU; Chunhai ; et al.	2016-08-11
Air Tightness Detection Device For Aluminum Alloy Wheel Hub And Method For Detecting Air Tightness Of Wheel Hub App 20160223425 - LIU; Chunhai ; et al.	2016-08-04
Process of Preparing Aluminum Alloy App 20150252450 - WANG; Lisheng ; et al.	2015-09-10

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