Inventor · disambiguated record

Changhe Li

Also filed as: LI CHANGHE

60 granted patents·23 pending applications·27 citations·filing 2013–2025

97Inventor score

Technology areasB23Q B24B B65G A23N A61B

Files withUNIV QINGDAO TECHNOLOGY76 UNIV QINGDAO TECHNOLOGICAL3 QINGDAO TECHNOLOGY UNIV1 SHANDONG TAISHAN RUIBAO COMPOSITE MAT CO LTD1 SIGNIFY HOLDING BV1

Top patents by PatentIndex Score

83 records

0193US11794297B2Internal cooling/external cooling-switching milling minimum-quantity-lubrication intelligent nozzle system and methodUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted Oct 24, 2023·2 cites·10 claims
0293US11766753B2Milling system and method under different lubrication conditionsUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted Sep 26, 2023·2 cites·6 claims
0393US11707810B2System for machining and positioning automobile hub and production line for intelligent cleaning and precision machiningUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted Jul 25, 2023·2 cites·10 claims
0493US11691239B2Carbide blade grinding forming processing production lineUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted Jul 4, 2023·2 cites·9 claims
0590US11951618B2Multi-procedure integrated automatic production line for hard alloy blades under robot controlUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted Apr 9, 2024·2 cites·10 claims
0686US12304010B1Production line for welding automotive rear floor panel and method thereofUNIV QINGDAO TECHNOLOGY·Filed 2024·Granted May 20, 2025·1 cites·15 claims
0784US11796295B2Full-automatic wheel hub three-dimensional scanning system for intelligent production lines of automotive wheel hubUNIV QINGDAO TECHNOLOGY·Filed 2022·Granted Oct 24, 2023·1 cites·8 claims
0883US11633876B2Slurry scraping mechanism and applying and scraping device used in SG abrasive production processUNIV QINGDAO TECHNOLOGY·Filed 2020·Granted Apr 25, 2023·1 cites·5 claims
0982US11524379B2Milling machine processing system with intelligently follow-up cutting fluid nozzle and working methodUNIV QINGDAO TECHNOLOGY·Filed 2019·Granted Dec 13, 2022·2 cites·7 claims
1074US12269139B2Intelligent production line for turning tool bit cavities and use method thereofUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted Apr 8, 2025·0 cites·9 claims
1174US11406397B2Electrostatic atomization ultrasonic aided low-damage and controllable biologic bone grinding process and deviceUNIV QINGDAO TECHNOLOGY·Filed 2018·Granted Aug 9, 2022·2 cites·9 claims
1274US9511478B2Nano fluid electrostatic atomization controllable jet minimal quantity lubrication grinding systemUNIV QINGDAO TECHNOLOGICAL·Filed 2013·Granted Dec 6, 2016·3 cites·10 claims
1374US2025031745A1Intelligent separation method for peanut kernel and red coatUNIV QINGDAO TECHNOLOGY·Filed 2024·Application pending·0 cites
1473US11161210B2Milling system and method under different lubrication conditionsUNIV QINGDAO TECHNOLOGY·Filed 2019·Granted Nov 2, 2021·2 cites·5 claims
1572US12138649B2Electrostatic nozzle and minimal quantity lubricating and grinding system for controllable jetUNIV QINGDAO TECHNOLOGY·Filed 2020·Granted Nov 12, 2024·0 cites·7 claims
1672US11945067B2Automobile hub fixture, machining device, and production lineUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted Apr 2, 2024·0 cites·10 claims
1772US2025050457A1Method for filling carbide blades in cutter headUNIV QINGDAO TECHNOLOGY·Filed 2024·Application pending·0 cites
1871US11872664B2Technological equipment for tank track moving supportsUNIV QINGDAO TECHNOLOGY·Filed 2022·Granted Jan 16, 2024·0 cites·4 claims
1970US2020282411A1Electrostatic nozzle and controllable jet minimal quantity lubrication grinding systemUNIV QINGDAO TECHNOLOGY·Filed 2020·Application pending·0 cites
2070US2025153295A1Intelligent production line for use method thereofUNIV QINGDAO TECHNOLOGY·Filed 2025·Application pending·0 cites
2169US2024365698A1Intelligent seed production apparatus and method based on multistage screening and bud eye identificationUNIV QINGDAO TECHNOLOGY·Filed 2024·Application pending·0 cites
2268US11472588B2Width-adjustable packaging bag shaper, bag maker, packaging machine and methodUNIV QINGDAO TECHNOLOGY·Filed 2019·Granted Oct 18, 2022·1 cites·13 claims
2367US9925638B2Minimal quantity lubrication grinding device integrating nanofluid electrostatic atomization with electrocaloric heat pipeUNIV QINGDAO TECHNOLOGICAL·Filed 2015·Granted Mar 27, 2018·1 cites·10 claims
2467US2025196293A1Bionic australian thorny devil grinding wheel, grinding device, and preparation processUNIV QINGDAO TECHNOLOGY·Filed 2024·Application pending·0 cites
2566US11441729B2Device for recovering, separating and purifying oil mist in minimum quantity lubricant grinding processUNIV QINGDAO TECHNOLOGY·Filed 2019·Granted Sep 13, 2022·0 cites·9 claims
2666US10969058B2Continuous supply precision minimum quantity lubrication pump supporting different lubrication conditionsUNIV QINGDAO TECHNOLOGY·Filed 2018·Granted Apr 6, 2021·1 cites·12 claims
2766US2025083280A1Dynamic collection device for oil film and temperature distribution in grinding zone and operating method thereofUNIV QINGDAO TECHNOLOGY·Filed 2023·Application pending·0 cites
2866US2025296180A1Welding fixture for box-type parts, intelligent production line, and method for welding box-type partsUNIV QINGDAO TECHNOLOGY·Filed 2024·Application pending·0 cites
2965US12172249B2Carbide blade cutter head filling device and methodUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted Dec 24, 2024·0 cites·8 claims
3065US11707807B2Fixture for automatic assembly, overturning and welding of sidewall aluminum profiles of rail vehicleUNIV QINGDAO TECHNOLOGY·Filed 2022·Granted Jul 25, 2023·0 cites·8 claims
3164US2021062057A1Slurry screeding mechanism and coating and screeding apparatus used in production process of sg abrasiveUNIV QINGDAO TECHNOLOGY·Filed 2019·Application pending·0 cites
3263US11898699B2Oil mist recovery, separation and purification device for minimum quantity lubricant grinding processUNIV QINGDAO TECHNOLOGY·Filed 2020·Granted Feb 13, 2024·0 cites·10 claims
3363US11084136B2Milling system and method under different lubrication conditionsUNIV QINGDAO TECHNOLOGY·Filed 2019·Granted Aug 10, 2021·0 cites·2 claims
3463US10568642B2Bone surgery grinding experimental device capable of cooling and electrostatic atomization film formationQINGDAO TECHNOLOGY UNIV·Filed 2015·Granted Feb 25, 2020·2 cites·8 claims
3563US2025144756A1Machining and positioning system for aerospace irregular parts and discrete intelligent production line thereforUNIV QINGDAO TECHNOLOGY·Filed 2024·Application pending·0 cites
3663US2024391057A1Device for supplying and recovering minimal quantity lubricant in magnetic field-assisted abrasive grindingUNIV QINGDAO TECHNOLOGY·Filed 2022·Application pending·0 cites
3763US2025013962A1Methods and systems for optimizing open-pit mine production plans based on time-series prediction of copper priceUNIV CHINA GEOSCIENCES WUHAN·Filed 2024·Application pending·0 cites
3863US2023248046A1Intelligent apparatus for separating walnut kernels and red coats by belt conveying and heat radiation based on thermal expansion and contraction principleUNIV QINGDAO TECHNOLOGY·Filed 2022·Application pending·0 cites
3962US2025145395A1Process equipment system of hydraulic oil circuit blocks and automated production line thereofUNIV QINGDAO TECHNOLOGY·Filed 2024·Application pending·0 cites
4061US12215002B2Equipment for self-positioning handling of aluminum profiles for rail vehicleUNIV QINGDAO TECHNOLOGY·Filed 2022·Granted Feb 4, 2025·0 cites·9 claims
4161US11731137B2Fertilizer grinding mechanism, water and fertilizer mixing device, and aqueous fertilizer solution preparation production lineUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted Aug 22, 2023·0 cites·10 claims
4261US2025387127A1Bionic microtexture micro grinding head and processing process thereofUNIV QINGDAO TECHNOLOGY·Filed 2024·Application pending·0 cites
4360US12150468B2Intelligent separation device and separation method for peanut kernel and peanut red coatUNIV QINGDAO TECHNOLOGY·Filed 2020·Granted Nov 26, 2024·0 cites·8 claims
4459US12311468B2Automated LSP process equipment system for aero-engine bladeUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted May 27, 2025·0 cites·7 claims
4559US11976348B2Carbide tool cleaning and coating production line and methodUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted May 7, 2024·0 cites·18 claims
4659US11819932B2Intelligent switching system for switching internal cooling and external cooling based on minimal quantity lubrication and methodUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted Nov 21, 2023·0 cites·10 claims
4758US11975415B2Device aeronautical aluminum alloy minimum-quantity-lubrication milling machiningUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted May 7, 2024·0 cites·9 claims
4858US11897165B2Production line of CA abrasiveUNIV QINGDAO TECHNOLOGY·Filed 2019·Granted Feb 13, 2024·0 cites·9 claims
4958US11801613B2Carbide blade cleaning device and systemUNIV QINGDAO TECHNOLOGY·Filed 2021·Granted Oct 31, 2023·0 cites·6 claims
5058US11440209B2Conical self-positioning limit feeding device and methodUNIV QINGDAO TECHNOLOGY·Filed 2019·Granted Sep 13, 2022·0 cites·10 claims

Showing the top 50 of 83 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →