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name:-0.050766944885254
name:-0.047940015792847
name:-0.070739984512329
Li; Changhai Patent Filings

Li; Changhai

Patent Applications and Registrations

Patent applications and USPTO patent grants for Li; Changhai.The latest application filed is for "automobile hub with hollow rim, hub assembling method and automobile".

Company Profile
22.47.61
  • Li; Changhai - Qinhuangdao CN
  • Li; Changhai - Hebei CN
  • Li; Changhai - Hisings Karra SE
  • Li, Changhai - Hissing K?auml;rra SE
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Automobile hub with hollow rim, hub assembling method and automobile
Grant 11,370,247 - Cheng , et al. June 28, 2
2022-06-28
Wheel and rim with weight reduction sockets
Grant 11,338,613 - Xu , et al. May 24, 2
2022-05-24
Wheel and rim with weight reduction sockets
Grant 11,338,614 - Xu , et al. May 24, 2
2022-05-24
Automobile hub of multilayer rim, hub assembling method and automobile
Grant 11,312,175 - Cheng , et al. April 26, 2
2022-04-26
Wheel and rim with weight reduction inner flange
Grant 11,167,587 - Xu , et al. November 9, 2
2021-11-09
Thermal treatment method for aluminum alloy cast-spun wheel
Grant 11,118,254 - Xu , et al. September 14, 2
2021-09-14
Wheel and rim with inner flange having strip weight reduction sockets
Grant 11,052,703 - Xu , et al. July 6, 2
2021-07-06
Process for manufacturing aluminum alloy wheel
Grant 10,919,083 - Xu , et al. February 16, 2
2021-02-16
Aluminum alloy low-pressure casting device and process
Grant 10,807,160 - Du , et al. October 20, 2
2020-10-20
Automobile Hub With Hollow Rim, Hub Assembling Method And Automobile
App 20200290396 - CHENG; Chuan ;   et al.
2020-09-17
Aluminum wheel squeeze casting process and device
Grant 10,758,973 - Du , et al. Sep
2020-09-01
Automobile Hub Of Multilayer Rim, Hub Assembling Method And Automobile
App 20200254812 - Kind Code
2020-08-13
Water-cooled mold for low-pressure casting of aluminum alloy wheel
Grant 10,675,675 - Zhu , et al.
2020-06-09
Mold for reducing defects in low pressure casting of aluminum alloy wheel
Grant 10,654,099 - Wang , et al.
2020-05-19
Wheel Deburring Machine
App 20200147742 - ZHENG; Yao ;   et al.
2020-05-14
Mold for improving solidification speed of aluminum alloy cast hot section
Grant 10,576,534 - Wang , et al.
2020-03-03
Low-pressure casting mold for aluminum wheel
Grant 10,549,339 - Wang , et al. Fe
2020-02-04
On-line induction heating device for wheel blank
Grant 10,499,462 - Chang , et al. De
2019-12-03
Method of refining aluminum alloy
Grant 10,494,699 - Wang , et al. De
2019-12-03
Tandem water spot cooling device for top die
Grant 10,456,822 - Zhu , et al. Oc
2019-10-29
Mold For Reducing Defects In Low Pressure Casting Of Aluminum Alloy Wheel
App 20190321878 - Wang; Kaiqing ;   et al.
2019-10-24
Low-pressure Casting Mold For Aluminum Wheel
App 20190299276 - WANG; Kaiqing ;   et al.
2019-10-03
Wheel And Rim With Weight Reduction Inner Flange
App 20190299706 - LI; Zhen ;   et al.
2019-10-03
Mold For Improving Solidification Speed Of Aluminum Alloy Cast Hot Section
App 20190291174 - WANG; Kaiqing ;   et al.
2019-09-26
Water-cooled Mold For Low-pressure Casting Of Aluminum Alloy Wheel
App 20190291173 - ZHU; Lin ;   et al.
2019-09-26
Aluminum Wheel Squeeze Casting Process And Device
App 20190283121 - DU; Dexi ;   et al.
2019-09-19
Process For Manufacturing Aluminum Alloy Wheel
App 20190283108 - Chang; Haiping ;   et al.
2019-09-19
Low-pressure Casting Multi-sprue Process And Device For Aluminum Alloy Wheel
App 20190283122 - DU; Dexi ;   et al.
2019-09-19
Aluminum Alloy Low-pressure Casting Device And Process
App 20190283120 - DU; Dexi ;   et al.
2019-09-19
Wheel And Rim With Weight Reduction Sockets
App 20190270337 - WANG; Xu ;   et al.
2019-09-05
Wheel And Rim With Inner Flange Having Strip Weight Reduction Sockets
App 20190270338 - WANG; Xu ;   et al.
2019-09-05
Wheel And Rim With Weight Reduction Sockets
App 20190270336 - LI; Zhen ;   et al.
2019-09-05
Wheel lightweight machining fixture and method
Grant 10,335,859 - Liu , et al.
2019-07-02
Automatically-returning mold ejection device and casting mold comprising the same
Grant 10,328,486 - Luo , et al.
2019-06-25
Low-pressure cast aluminum wheel mold
Grant 10,328,487 - Wang , et al.
2019-06-25
Water-cooled Mold For Casting Aluminum Alloy Wheel
App 20190160523 - ZHOU; Yule ;   et al.
2019-05-30
Low-pressure mold for improving performance of spokes of aluminum wheel
Grant 10,245,635 - Liu , et al.
2019-04-02
Device and method for measuring air tightness of aluminum alloy hub or tyre
Grant 10,234,352 - Liu , et al.
2019-03-19
Thermal Treatment Method For Aluminum Alloy Cast-spun Wheel
App 20190078185 - LIU; Honglei ;   et al.
2019-03-14
Water cooled mold for casting aluminum alloy wheels and manufacturing method thereof
Grant 10,220,437 - Zhu , et al.
2019-03-05
Wheel Lightweight Machining Fixture And Method
App 20190061007 - Liu; Huiying ;   et al.
2019-02-28
Local extrusion device for high-pressure casting
Grant 10,201,850 - Dai , et al. Feb
2019-02-12
Method for drilling a steering knuckle casting
Grant 10,196,087 - Xue , et al. Fe
2019-02-05
On-line Induction Heating Device For Wheel Blank
App 20180338353 - CHANG; Haiping ;   et al.
2018-11-22
Cast Wheel Mold Cavity Exhaust Device
App 20180264542 - WANG; Kaiqing ;   et al.
2018-09-20
Cooling Device For Side Mold Of Cast Wheel Mold
App 20180264541 - Wang; Kaiqing ;   et al.
2018-09-20
Low-pressure Cast Aluminum Wheel Mold
App 20180264544 - WANG; Kaiqing ;   et al.
2018-09-20
Low-pressure Cast Aluminum Wheel Mold
App 20180264540 - WANG; Kaiqing ;   et al.
2018-09-20
Low-pressure casting bottom mold for aluminum alloy hub
Grant 10,058,913 - Wang , et al. August 28, 2
2018-08-28
Closed side mold water spot cooling apparatus, manufacturing method and use thereof
Grant 10,010,931 - Zhu , et al. July 3, 2
2018-07-03
Exhausting device of low-pressure aluminum alloy wheel casting mold
Grant 10,010,934 - Chen , et al. July 3, 2
2018-07-03
Method for color register spraying of hub
Grant 10,010,907 - Zhang , et al. July 3, 2
2018-07-03
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
Low-pressure Mold for Improving Performance of Spokes of Aluminum Wheel
App 20180001373 - Liu; Guohua ;   et al.
2018-01-04
Local Extrusion Device For High-pressure Casting
App 20170361373 - Dai; Chuan ;   et al.
2017-12-21
Low-pressure Casting Bottom Mold For Aluminum Alloy Hub
App 20170361371 - Wang; Kaiqing ;   et al.
2017-12-21
Deburring brush
Grant 9,839,992 - Xue , et al. December 12, 2
2017-12-12
Wheel deburring device and deburring method
Grant 9,833,873 - Xue , et al. December 5, 2
2017-12-05
Exhausting Device Of Low-pressure Aluminum Alloy Wheel Casting Mold
App 20170312819 - CHEN; Lu ;   et al.
2017-11-02
Automatically-returning Mold Ejection Device and Casting Mold Comprising the Same
App 20170297090 - Luo; Fengbao ;   et al.
2017-10-19
Tandem Water Spot Cooling Device for Top Die
App 20170291212 - Zhu; Lin ;   et al.
2017-10-12
Wheel polishing apparatus
Grant 9,724,796 - Xue , et al. August 8, 2
2017-08-08
Water spot cooling device of bottom mold for wheel hub casting and method for cooling bottom mold
Grant 9,713,837 - Zhu , et al. July 25, 2
2017-07-25
Drum for simulating road surfaces
Grant 9,709,464 - Liu , et al. July 18, 2
2017-07-18
Open-type side-mold water spot-cooling device, manufacturing method thereof and method for cooling a casting mold
Grant 9,707,620 - Zhu , 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
Water Cooled Mold for Casting Aluminum Alloy Wheels and Manufacturing Method Thereof
App 20170120322 - Zhu; Lin ;   et al.
2017-05-04
Split-type mold for wheel casting
Grant 9,616,491 - Zhou , et al. April 11, 2
2017-04-11
Wheel spraying device
Grant 9,616,448 - Xue , et al. April 11, 2
2017-04-11
Integrated mould for low-pressure casting of wheels
Grant 9,604,277 - Zhou , et al. March 28, 2
2017-03-28
Method for Color Register Spraying of Hub
App 20170016106 - Zhang; Le ;   et al.
2017-01-19
Device and Method for Measuring Air Tightness of Aluminum Alloy Hub or Tyre
App 20160368332 - Liu; Chunhai ;   et al.
2016-12-22
Split-Type Mold for Wheel Casting
App 20160368042 - Zhou; Peng ;   et al.
2016-12-22
Valve Hole and Machining Method Thereof
App 20160368065 - Liu; Huiying ;   et al.
2016-12-22
Integrated Mould for Low-Pressure Casting of Wheels
App 20160368043 - Zhou; Peng ;   et al.
2016-12-22
Fixture for station-transferring wheel printing
Grant 9,511,580 - Xue , et al. December 6, 2
2016-12-06
Take out device of wheel die casting machine
Grant 9,492,865 - Xue , et al. November 15, 2
2016-11-15
Aluminum Alloy Refiner Material and Preparation Method Thereof
App 20160298217 - Wang; Lisheng ;   et al.
2016-10-13
Turnover Fixture for Wheel Character Carving
App 20160288282 - Liu; Weidong ;   et al.
2016-10-06
Aluminium Alloy Refiner And Preparation Method And Application Thereof
App 20160273075 - WANG; Yongning ;   et al.
2016-09-22
Method Of Refining Aluminum Alloy
App 20160273076 - WANG; Lisheng ;   et al.
2016-09-22
Fixture For Station-transferring Wheel Printing
App 20160236459 - XUE; Bowen ;   et al.
2016-08-18
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
Water Spot Cooling Device Of Bottom Mold For Wheel Hub Casting And Method For Cooling Bottom Mold
App 20160207098 - ZHU; Lin ;   et al.
2016-07-21
Clamping Device For Inscribing Machine
App 20160207173 - LIU; Weidong ;   et al.
2016-07-21
Universal Fixture For Burring Machine
App 20160207174 - LIU; Weidong ;   et al.
2016-07-21
Method For Drilling A Steering Knuckle Casting
App 20160200356 - XUE; Bowen ;   et al.
2016-07-14
Closed Side Mold Water Spot Cooling Apparatus, Manufacturing Method And Use Thereof
App 20160199903 - ZHU; Lin ;   et al.
2016-07-14
Open-type Side-mold Water Spot-cooling Device, Manufacturing Method Thereof And Method For Cooling A Casting Mold
App 20160199908 - ZHU; Lin ;   et al.
2016-07-14
Take Out Device Of Wheel Die Casting Machine
App 20160184889 - XUE; Bowen ;   et al.
2016-06-30
Wheel Polishing Apparatus
App 20160184955 - Xue; Bowen ;   et al.
2016-06-30
Wheel Deburring Device And Deburring Method
App 20160184958 - Xue; Bowen ;   et al.
2016-06-30
Deburring Brush
App 20150306740 - XUE; Bowen ;   et al.
2015-10-29
Wheel Spraying Device
App 20150273493 - XUE; Bowen ;   et al.
2015-10-01
Device for Automatically Drilling Wheel Rim Online
App 20150273595 - XUE; Bowen ;   et al.
2015-10-01
Process of Preparing Aluminum Alloy
App 20150252450 - WANG; Lisheng ;   et al.
2015-09-10
Piston ring having wear resistant composition
Grant 7,144,017 - Aram , et al. December 5, 2
2006-12-05
Piston ring having wear resistant composition
Grant 7,052,018 - Samuelsson , et al. May 30, 2
2006-05-30
Piston ring having wear resistant composition
App 20050127612 - Aram, Mehdi ;   et al.
2005-06-16
Intermetallic wear-resistant material for piston rings
App 20040080114 - Samuelsson, Per ;   et al.
2004-04-29

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