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Patents Grants
last 30 patents
Information
Patent Grant
Process system of follower fixture for tank moving support and auto...
Patent number
12,202,683
Issue date
Jan 21, 2025
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe Li
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Automatic feeding device for automotive wheel hub
Patent number
12,103,785
Issue date
Oct 1, 2024
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe Li
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Device aeronautical aluminum alloy minimum-quantity-lubrication mil...
Patent number
11,975,415
Issue date
May 7, 2024
QINGDAO UNIVERSITY OF TECHNOLOGY
Min Yang
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Powder dry-pressing molding device and method
Patent number
11,938,653
Issue date
Mar 26, 2024
Qingdao University of Technology
Changhe Li
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Alumina ceramic integrated hot press molding machine and working me...
Patent number
11,890,781
Issue date
Feb 6, 2024
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe Li
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Intelligent switching system for switching internal cooling and ext...
Patent number
11,819,932
Issue date
Nov 21, 2023
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe Li
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Internal cooling/external cooling-switching milling minimum-quantit...
Patent number
11,794,297
Issue date
Oct 24, 2023
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe Li
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
System for machining and positioning automobile hub and production...
Patent number
11,707,810
Issue date
Jul 25, 2023
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe Li
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Slurry scraping mechanism and applying and scraping device used in...
Patent number
11,633,876
Issue date
Apr 25, 2023
Qingdao University of Technology
Changhe Li
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Positioning system with adjustable clamping force and milling equip...
Patent number
11,628,530
Issue date
Apr 18, 2023
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe Li
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Integrated online measurement system for thermophysical property pa...
Patent number
11,047,818
Issue date
Jun 29, 2021
Changhe Li
G01 - MEASURING TESTING
Information
Patent Grant
Continuous supply precision minimum quantity lubrication pump suppo...
Patent number
10,969,058
Issue date
Apr 6, 2021
Qingdao University of Technology
Changhe Li
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Multi-angle two-dimensional ultrasonic vibration assisted nanofluid...
Patent number
10,695,889
Issue date
Jun 30, 2020
Qingdao Technological University
Changhe Li
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
Information
Patent Application
PROCESS SYSTEM OF FOLLOWER FIXTURE FOR TANK MOVING SUPPORT AND AUTO...
Publication number
20230142682
Publication date
May 11, 2023
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe Li
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
SYSTEM FOR MACHINING AND POSITIONING AUTOMOBILE HUB AND PRODUCTION...
Publication number
20230042406
Publication date
Feb 9, 2023
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
AUTOMATIC FEEDING DEVICE FOR AUTOMOTIVE WHEEL HUB
Publication number
20230027199
Publication date
Jan 26, 2023
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
POSITIONING SYSTEM WITH ADJUSTABLE CLAMPING FORCE AND MILLING EQUIP...
Publication number
20220379418
Publication date
Dec 1, 2022
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
AERONAUTICAL ALUMINUM ALLOY MINIMUM-QUANTITY-LUBRICATION MILLING MA...
Publication number
20220193849
Publication date
Jun 23, 2022
QINGDAO UNIVERSITY OF TECHNOLOGY
Min YANG
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
INTERNAL COOLING/EXTERNAL COOLING-SWITCHING MILLING MINIMUM-QUANTIT...
Publication number
20220143769
Publication date
May 12, 2022
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
INTELLIGENT SWITCHING SYSTEM FOR SWITCHING INTERNAL COOLING AND EXT...
Publication number
20220143719
Publication date
May 12, 2022
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
POWDER DRY-PRESSING MOLDING DEVICE AND METHOD
Publication number
20220143867
Publication date
May 12, 2022
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
ALUMINA CERAMIC INTEGRATED HOT PRESS MOLDING MACHINE AND WORKING ME...
Publication number
20220111554
Publication date
Apr 14, 2022
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
SLURRY SCRAPING MECHANISM AND APPLYING AND SCRAPING DEVICE USED IN...
Publication number
20210402569
Publication date
Dec 30, 2021
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
B24 - GRINDING POLISHING
Information
Patent Application
SLURRY SCREEDING MECHANISM AND COATING AND SCREEDING APPARATUS USED...
Publication number
20210062057
Publication date
Mar 4, 2021
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MDOF MICRO-LUBRICATION INTELLIGENT SPRAY HEAD SYSTEM FOR CNC MILLIN...
Publication number
20200086441
Publication date
Mar 19, 2020
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
INTEGRATED ONLINE MEASUREMENT SYSTEM FOR THERMOPHYSICAL PROPERTY PA...
Publication number
20200072774
Publication date
Mar 5, 2020
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
G01 - MEASURING TESTING
Information
Patent Application
CONTINUOUS SUPPLY PRECISION MINIMUM QUANTITY LUBRICATION PUMP SUPPO...
Publication number
20190301673
Publication date
Oct 3, 2019
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
MULTI-ANGLE TWO-DIMENSIONAL ULTRASONIC VIBRATION ASSISTED NANOFLUID...
Publication number
20180354096
Publication date
Dec 13, 2018
QINGDAO TECHNOLOGICAL UNIVERSITY
Changhe LI
B24 - GRINDING POLISHING