Inventor · disambiguated record
Changjiu Dang
Also filed as: DANG CHANGJIU
6 granted patents·121 citations·filing 2007–2020
83Inventor score
Technology areasG01F
Top patents by PatentIndex Score
6 records- 0197US7624651B2Apparatus and method for attenuating acoustic waves in pipe walls for clamp-on ultrasonic flow meterEXPRO METERS INC·Filed 2007·Granted Dec 1, 2009·63 cites·17 claims
- 0295US7624650B2Apparatus and method for attenuating acoustic waves propagating within a pipe wallEXPRO METERS INC·Filed 2007·Granted Dec 1, 2009·34 cites·19 claims
- 0386US11650089B2Apparatus and method for measuring fluid flow parametersEXPRO METERS INC·Filed 2020·Granted May 16, 2023·2 cites·6 claims
- 0482US8402841B2Apparatus and method for sensing fluid flow in a pipe with variable wall thicknessGYSLING DANIEL L·Filed 2011·Granted Mar 26, 2013·7 cites·20 claims
- 0582US7673526B2Apparatus and method of lensing an ultrasonic beam for an ultrasonic flow meterEXPRO METERS INC·Filed 2007·Granted Mar 9, 2010·13 cites·13 claims
- 0664US8402840B2Ultrasonic fluid flow meter housing with acoustically matched baseGYSLING DANIEL L·Filed 2010·Granted Mar 26, 2013·2 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →