Darrell B. Freeman

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Lakewood, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Flow sensor devices and systems
- Patent number 11,402,248
- Issue date Aug 2, 2022
- Blue-White Industries, Ltd.
- Robert E. Gledhill
- G05 - CONTROLLING REGULATING
Information Patent Grant
Flow sensor devices and systems
- Patent number 10,948,320
- Issue date Mar 16, 2021
- Blue-White Industries, Ltd.
- Robert E. Gledhill
- G01 - MEASURING TESTING
Information Patent Grant
Flow sensor devices and systems
- Patent number 9,996,089
- Issue date Jun 12, 2018
- Blue-White Industries, Ltd.
- Robert E. Gledhill
- G05 - CONTROLLING REGULATING
Information Patent Grant
Inline ultrasonic transducer assembly device and methods
- Patent number 9,389,109
- Issue date Jul 12, 2016
- Blue-White Industries, Ltd.
- Robert Gledhill
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
FLOW SENSOR DEVICES AND SYSTEMS
- Publication number 20220034693
- Publication date Feb 3, 2022
- BLUE-WHITE INDUSTRIES, LTD.
- Robert E. Gledhill
- G01 - MEASURING TESTING
Information Patent Application
FLOW SENSOR DEVICES AND SYSTEMS
- Publication number 20190101936
- Publication date Apr 4, 2019
- BLUE-WHITE INDUSTRIES, LTD.
- Robert E. Gledhill
- G05 - CONTROLLING REGULATING
Information Patent Application
FLOW SENSOR DEVICES AND SYSTEMS
- Publication number 20170139430
- Publication date May 18, 2017
- BLUE-WHITE INDUSTRIES, LTD.
- Robert E. Gledhill
- G01 - MEASURING TESTING
Information Patent Application
INLINE ULTRASONIC TRANSDUCER ASSEMBLY DEVICE AND METHODS
- Publication number 20140260664
- Publication date Sep 18, 2014
- BLUE-WHITE INDUSTRIES, LTD.
- Robert Gledhill
- G01 - MEASURING TESTING