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Douglas W. Dooley
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Menominee, MI, US
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Patents Grants
last 30 patents
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Patent Grant
High performance iron-based alloys for engine valvetrain applicatio...
Patent number
11,215,090
Issue date
Jan 4, 2022
L. E. Jones Company
Cong Yue Qiao
C21 - METALLURGY OF IRON
Information
Patent Grant
Cobalt-rich wear resistant alloy and method of making and use thereof
Patent number
11,155,904
Issue date
Oct 26, 2021
L. E. Jones Company
Cong Yue Qiao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
High performance iron-based alloys for engine valvetrain applicatio...
Patent number
10,677,109
Issue date
Jun 9, 2020
I. E. JONES COMPANY
Cong Yue Qiao
C21 - METALLURGY OF IRON
Information
Patent Grant
Iron-based alloys and methods of making and use thereof
Patent number
10,138,766
Issue date
Nov 27, 2018
L. E. Jones Company
Cong Yue Qiao
C21 - METALLURGY OF IRON
Information
Patent Grant
Iron-based alloys and methods of making and use thereof
Patent number
9,458,743
Issue date
Oct 4, 2016
L. E. Jones Company
Cong Yue Qiao
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Surface treatment of prefinished valve seat inserts
Patent number
7,216,427
Issue date
May 15, 2007
L. E. Jones Company
Todd A. Trudeau
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Surface treatment of prefinished valve seat inserts
Patent number
6,519,847
Issue date
Feb 18, 2003
L. E. Jones Company
Todd A. Trudeau
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
COBALT-RICH WEAR RESISTANT ALLOY AND METHOD OF MAKING AND USE THEREOF
Publication number
20210010113
Publication date
Jan 14, 2021
L. E. Jones Company
Cong Yue Qiao
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
High Performance Iron-Based Alloys For Engine Valvetrain Applicatio...
Publication number
20200263575
Publication date
Aug 20, 2020
L. E. Jones Company
Cong Yue Qiao
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
High Performance Iron-Based Alloys For Engine Valvetrain Applicatio...
Publication number
20190055860
Publication date
Feb 21, 2019
L. E. Jones Company
Cong Yue Qiao
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
IRON-BASED ALLOYS AND METHODS OF MAKING AND USE THEREOF
Publication number
20170051642
Publication date
Feb 23, 2017
L.E. Jones Company
Cong Yue Qiao
C21 - METALLURGY OF IRON
Information
Patent Application
IRON-BASED ALLOYS AND METHODS OF MAKING AND USE THEREOF
Publication number
20150034037
Publication date
Feb 5, 2015
L. E. Jones Company
Cong Yue Qiao
C21 - METALLURGY OF IRON
Information
Patent Application
Surface treatment of prefinished valve seat inserts
Publication number
20030131473
Publication date
Jul 17, 2003
Todd A. Trudeau
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES