ChangJiu Dang

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Cheshire, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for measuring fluid flow parameters
- Patent number 11,650,089
- Issue date May 16, 2023
- Expro Meters, Inc.
- Carl J. Gandarillas
- B32 - LAYERED PRODUCTS
Information Patent Grant
Ultrasonic fluid flow meter housing with acoustically matched base
- Patent number 8,402,840
- Issue date Mar 26, 2013
- Expro Meters, Inc.
- Daniel L. Gysling
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for sensing fluid flow in a pipe with variable...
- Patent number 8,402,841
- Issue date Mar 26, 2013
- Expro Meters, Inc.
- Daniel L. Gysling
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method of lensing an ultrasonic beam for an ultrasoni...
- Patent number 7,673,526
- Issue date Mar 9, 2010
- Expro Meters, Inc.
- Timothy J. Bailey
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for attenuating acoustic waves propagating wit...
- Patent number 7,624,650
- Issue date Dec 1, 2009
- Expro Meters, Inc.
- Daniel L. Gysling
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for attenuating acoustic waves in pipe walls f...
- Patent number 7,624,651
- Issue date Dec 1, 2009
- Expro Meters, Inc.
- Mark Fernald
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD FOR MEASURING FLUID FLOW PARAMETERS
- Publication number 20210010841
- Publication date Jan 14, 2021
- Expro Meters, Inc.
- Carl J. Gandarillas
- B32 - LAYERED PRODUCTS
Information Patent Application
APPARATUS AND METHOD FOR SENSING FLUID FLOW IN A PIPE WITH VARIABLE...
- Publication number 20110226063
- Publication date Sep 22, 2011
- Expro Meters, Inc.
- Daniel L. Gysling
- G01 - MEASURING TESTING
Information Patent Application
ULTRASONIC FLUID FLOW METER HOUSING WITH ACOUSTICALLY MATCHED BASE
- Publication number 20100307263
- Publication date Dec 9, 2010
- Expro Meters, Inc.
- Daniel L. Gysling
- G01 - MEASURING TESTING
Information Patent Application
Apparatus and method for attenuating acoustic waves in propagating...
- Publication number 20090025487
- Publication date Jan 29, 2009
- Daniel L. Gysling
- G01 - MEASURING TESTING
Information Patent Application
Apparatus And Method of Lensing An Ultrasonic Beam For An Ultrasoni...
- Publication number 20080098824
- Publication date May 1, 2008
- CIDRA CORPORATION
- Timothy J. Bailey
- G01 - MEASURING TESTING
Information Patent Application
Apparatus and Method for Attenuating Acoustic Waves In Pipe Walls f...
- Publication number 20080098818
- Publication date May 1, 2008
- CIDRA CORPORATION
- Mark Fernald
- G01 - MEASURING TESTING