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Kenneth Earl Price
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Combine, TX, US
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Patents Grants
last 30 patents
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Patent Grant
Adjustable fail-safe rotary spring operator with a retaining band
Patent number
11,365,824
Issue date
Jun 21, 2022
Rotork Plc
Frederick Rand Underwood
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Adjustable fail-safe rotary spring operator with a retaining band
Patent number
10,228,073
Issue date
Mar 12, 2019
CONTROLS INTERNATIONAL, INC.
Frederick Rand Underwood
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Adjustable fail-safe rotary spring operator with a retaining band
Patent number
10,145,489
Issue date
Dec 4, 2018
Frederick Rand Underwood
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Adjustable fail-safe rotary spring operator with a retaining band
Patent number
9,151,351
Issue date
Oct 6, 2015
CONTROLS INTERNATIONAL, INC.
Frederick Rand Underwood
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
ADJUSTABLE FAIL-SAFE ROTARY SPRING OPERATOR WITH A RETAINING BAND
Publication number
20190072203
Publication date
Mar 7, 2019
CONTROLS INTERNATIONAL, INC.
Frederick Rand Underwood
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Application
ADJUSTABLE FAIL-SAFE ROTARY SPRING OPERATOR WITH A RETAINING BAND
Publication number
20160161016
Publication date
Jun 9, 2016
CONTROLS INTERNATIONAL, INC.
Frederick Rand Underwood
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
ADJUSTABLE FAIL-SAFE ROTARY SPRING OPERATOR WITH A RETAINING BAND
Publication number
20160161021
Publication date
Jun 9, 2016
CONTROLS INTERNATIONAL, INC.
Frederick Rand Underwood
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Application
ADJUSTABLE FAIL-SAFE ROTARY SPRING OPERATOR WITH A RETAINING BAND
Publication number
20130004358
Publication date
Jan 3, 2013
K-Tork International, Inc.
Frederick Rand Underwood, JR.
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...