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SONDEX WIRELINE LTD

Overview
  • Total Patents
    109
  • GoodIP Patent Rank
    32,676
  • Filing trend
    ⇧ 325.0%
About

SONDEX WIRELINE LTD has a total of 109 patent applications. It increased the IP activity by 325.0%. Its first patent ever was published in 2000. It filed its patents most often in Canada, EPO (European Patent Office) and China. Its main competitors in its focus markets civil engineering, measurement and mechanical elements are PRAD RES & DEVELOPMENT LTD, SCHLUMBERGER HOLDINGS and GEARHART IND INC.

Patent filings per year

Chart showing SONDEX WIRELINE LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ratcliffe James David 20
#2 Harris Neil Geoffrey 12
#3 Hitchcock Ian 12
#4 Gill Timothy 12
#5 Tomkins Kenneth 12
#6 Gill Timothy Michael 11
#7 Wootten Keith Robert 10
#8 Hamblin Christopher Paul 7
#9 James David Ratcliffe 7
#10 Mason Guy Harvey 7

Latest patents

Publication Filing date Title
US2020025680A1 Tapered attenuation total internal reflection optical sensor for downhole production logging
WO2019086572A1 Sensor deployment system and method
CA3067908A1 Arm deployment system and method
BR112019025202A2 SENSOR IMPLEMENTATION SYSTEM AND METHOD
US2018363447A1 Sensor deployment using a movable arm system and method
CA3067838A1 Sensor bracket system and method
GB201611147D0 Optical Sensor
US2017059782A1 Optical fibre quick connect box
US2017059736A1 Resistivity imager with reduced borehole loading
CN107533150A The method for determining concentration of element for the gamma ray well logging with spectrum
WO2016110661A1 Sensitive dc current imbalance detector and calibration method
WO2015092474A1 Wide temperature range peak hold circuit
CA2795090A1 Annular disposed stirling heat exchanger
CA2794785A1 Flexible sealing connector
CA2794048A1 Methods and systems for a reliable automatic reserve battery switch
CA2794157A1 Rugged three-axis inclinometer
EP2458133A2 Multifunction downhole release tool mechanism with lost motion
GB201113068D0 Downhole energy storage system
US2013026355A1 Neutron porosity measurement devices with semiconductor neutron detection cells and methods
CA2738271A1 Measurement-while-drilling mud pulser and method for controlling same