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Joe J. Liou
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South Windsor, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Safety brake configuration for elevator application
Patent number
11,124,386
Issue date
Sep 21, 2021
Otis Elevator Company
Richard N. Fargo
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Deep rolling tool for blade fatigue life enhancement
Patent number
9,999,958
Issue date
Jun 19, 2018
United Technologies Corporation
Justin R. Hawkes
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Deep rolling tool for blade fatigue life enhancement
Patent number
9,573,175
Issue date
Feb 21, 2017
United Technologies Corporation
Justin R. Hawkes
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
ELEVATOR SAFETY SPRING AND METHOD OF MANUFACTURING
Publication number
20170261058
Publication date
Sep 14, 2017
Otis Elevator Company
Shihemn Chen
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Application
DEEP ROLLING TOOL FOR BLADE FATIGUE LIFE ENHANCEMENT
Publication number
20170157736
Publication date
Jun 8, 2017
United Technologies Corporation
Justin R. Hawkes
C21 - METALLURGY OF IRON
Information
Patent Application
SAFETY BRAKE CONFIGURATION FOR ELEVATOR APPLICATION
Publication number
20170057783
Publication date
Mar 2, 2017
Otis Elevator Company
Richard N. Fargo
B66 - HOISTING LIFTING HAULING
Information
Patent Application
HYBRID ADDITIVE MANUFACTURING METHOD
Publication number
20150360289
Publication date
Dec 17, 2015
United Technologies Corporation
Joe J. Liou
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Application
DEEP ROLLING TOOL FOR BLADE FATIGUE LIFE ENHANCEMENT
Publication number
20150165500
Publication date
Jun 18, 2015
United Technologies Corporation
Justin R. HAWKES
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...