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Tianjun Liu
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Edwards, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method of heat treating a fastening member
Patent number
11,028,457
Issue date
Jun 8, 2021
Caterpillar Inc.
Tianjun Liu
C21 - METALLURGY OF IRON
Information
Patent Grant
Air-hardenable bainitic steel part
Patent number
9,440,693
Issue date
Sep 13, 2016
Caterpillar Inc.
Tianjun Liu
C21 - METALLURGY OF IRON
Information
Patent Grant
Machine component with a cavitation resistant coating
Patent number
9,017,823
Issue date
Apr 28, 2015
Caterpillar Inc.
Tianjun Liu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Track link with replaceable rail and method of replacing worn rails...
Patent number
8,905,493
Issue date
Dec 9, 2014
Caterpillar Inc.
Tianjun Liu
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Patents Applications
last 30 patents
Information
Patent Application
AIR-HARDENED MACHINE COMPONENTS
Publication number
20220195550
Publication date
Jun 23, 2022
Caterpillar Inc.
Matthew Thomas Kiser
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF HEAT TREATING A FASTENING MEMBER
Publication number
20190017141
Publication date
Jan 17, 2019
Caterpillar Inc.
Tianjun Liu
C21 - METALLURGY OF IRON
Information
Patent Application
COMBINED HEAT TREAT AND THIN FILM COATING PROCESS
Publication number
20160168708
Publication date
Jun 16, 2016
Caterpillar Inc.
Steven TAYLOR
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
AIR-HARDENABLE BAINITIC STEEL WITH ENHANCED MATERIAL CHARACTERISTICS
Publication number
20150376750
Publication date
Dec 31, 2015
Caterpillar Inc.
Tianjun LIU
C21 - METALLURGY OF IRON
Information
Patent Application
AIR-HARDENABLE BAINITIC STEEL PART
Publication number
20150266526
Publication date
Sep 24, 2015
Caterpillar Inc.
Tianjun Liu
C21 - METALLURGY OF IRON
Information
Patent Application
MACHINE COMPONENT WITH A CAVITATION RESISTANT COATING
Publication number
20150132495
Publication date
May 14, 2015
Caterpillar Inc.
Tianjun Liu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
WEAR RESISTANT HIGH TOUGHNESS STEEL
Publication number
20150037198
Publication date
Feb 5, 2015
Caterpillar Inc.
Tianjun Liu
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
AIR-HARDENABLE BAINITIC STEEL WITH ENHANCED MATERIAL CHARACTERISTICS
Publication number
20140283960
Publication date
Sep 25, 2014
Caterpillar Inc.
Tianjun LIU
C21 - METALLURGY OF IRON
Information
Patent Application
MACHINE COMPONENT WITH A CAVITATION RESISTANT COATING
Publication number
20130157081
Publication date
Jun 20, 2013
Caterpillar Inc.
Tianjun Liu
B32 - LAYERED PRODUCTS
Information
Patent Application
MACHINE COMPONENT WITH A CAVITATION RESISTANT COVERING
Publication number
20120312159
Publication date
Dec 13, 2012
Caterpillar Inc.
Tianjun Liu
C21 - METALLURGY OF IRON
Information
Patent Application
Track Link with Replaceable Rail and Method of Replacing Worn Rails...
Publication number
20120286567
Publication date
Nov 15, 2012
Caterpillar, Inc.
Tianjun Liu
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS