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Derek T. Welch
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Marlborough, CT, US
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Patents Grants
last 30 patents
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Patent Grant
Key locking stud installation tool
Patent number
10,882,170
Issue date
Jan 5, 2021
United Technologies Corporation
Derek T. Welch
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Key locked insert installation tool
Patent number
10,668,606
Issue date
Jun 2, 2020
Raytheon Technologies Corporation
Derek T. Welch
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
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Patent Application
SYSTEMS AND METHODS FOR MANUFACTURING COMPONENTS FOR GAS TURBINE EN...
Publication number
20200354804
Publication date
Nov 12, 2020
United Technologies Corporation
Derek T. Welch
C21 - METALLURGY OF IRON
Information
Patent Application
KEY LOCKING STUD INSTALLATION TOOL
Publication number
20190275652
Publication date
Sep 12, 2019
United Technologies Corporation
Derek T. Welch
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Key Locked Insert Installation Tool
Publication number
20190184535
Publication date
Jun 20, 2019
United Technologies Corporation
Derek T. Welch
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS