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Yuling LIU
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Tianjin, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Method of polishing copper wiring surfaces in ultra large scale int...
Patent number
8,921,229
Issue date
Dec 30, 2014
Yuling Liu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of cleaning copper material surfaces in ultra large scale in...
Patent number
8,912,134
Issue date
Dec 16, 2014
Hebei University of Technology
Yuling Liu
B08 - CLEANING
Information
Patent Grant
Slurry for chemical-mechanical planarization of sapphire and method...
Patent number
7,883,557
Issue date
Feb 8, 2011
Yuling Liu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for removing contaminants from silicon wafer surface
Patent number
7,578,890
Issue date
Aug 25, 2009
Yuling Liu
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Method of eliminating surface stress of silicon wafer
Patent number
7,524,235
Issue date
Apr 28, 2009
Yuling Liu
B28 - WORKING CEMENT, CLAY, OR STONE
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF CLEANING TUNGSTEN PLUG SURFACES IN ULTRA LARGE SCALE INTE...
Publication number
20130133691
Publication date
May 30, 2013
Hebei University of Technology
Yuling LIU
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
METHOD OF CLEANING MULTILAYER COPPER WIRINGS IN ULTRA LARGE SCALE I...
Publication number
20130118522
Publication date
May 16, 2013
Hebei University of Technology
Yuling LIU
B08 - CLEANING
Information
Patent Application
METHOD OF CLEANING COPPER MATERIAL SURFACES IN ULTRA LARGE SCALE IN...
Publication number
20130123158
Publication date
May 16, 2013
Hebei University of Technology
Yuling LIU
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
METHOD OF CLEANING WAFER SURFACES AFTER POLISHING ALUMINUM WIRINGS...
Publication number
20120318293
Publication date
Dec 20, 2012
Yuling LIU
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
METHOD OF PREVENTING OXIDATION OF MULTILAYER WIRINGS IN ULTRA LARGE...
Publication number
20120321780
Publication date
Dec 20, 2012
Yuling LIU
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD OF POLISHING COPPER WIRING SURFACES IN ULTRA LARGE SCALE INT...
Publication number
20120315764
Publication date
Dec 13, 2012
Yuling LIU
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR CONTROLLING THE DISHING PROBLEM ASSOCIATED WITH CHEMICAL...
Publication number
20080032606
Publication date
Feb 7, 2008
Yuling LIU
B24 - GRINDING POLISHING
Information
Patent Application
METHOD OF ELIMINATING SURFACE STRESS OF SILICON WAFER
Publication number
20070298690
Publication date
Dec 27, 2007
Yuling LIU
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
SLURRY FOR CHEMICAL-MECHANICAL PLANARIZATION OF SAPPHIRE AND METHOD...
Publication number
20070278447
Publication date
Dec 6, 2007
Yuling LIU
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR REMOVING CONTAMINANTS FROM SILICON WAFER SURFACE
Publication number
20070277847
Publication date
Dec 6, 2007
Yuling LIU
H01 - BASIC ELECTRIC ELEMENTS