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ANADRILL INT SA

Overview
  • Total Patents
    256
About

ANADRILL INT SA has a total of 256 patent applications. Its first patent ever was published in 1985. It filed its patents most often in Norway, EPO (European Patent Office) and United Kingdom. Its main competitors in its focus markets civil engineering, measurement and mechanical elements are KOBOLD SERVICES INC, SCIENT DRILLING INT and VECTOR MAGNETICS INC.

Patent filings per year

Chart showing ANADRILL INT SAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ohmer Herve 23
#2 Evans Michael L 19
#3 Malone David 12
#4 Tabanou Jacques R 12
#5 Eddison Alan M 12
#6 Holenka Jacques M 10
#7 Askew Warren 9
#8 Wu Peter T 9
#9 Jeffryes Benjamin Peter 8
#10 Malone David L 7

Latest patents

Publication Filing date Title
AU3776800A Method and apparatus for establishing branch wells at a node of a parent well
BR9803484A Process and apparatus for measuring the resistivity of a soil formation.
MX9802911A Method and apparatus for locating indexing systems in a cased well and conducting multilateral branch operations.
CN1206778A Method and apparatus for locating indexing systems in cased well and conducting multilateral branch operations
CN1206837A Method for measuring earth stratum density
GB9800142D0 Seismic detection apparatus and method
MX9707475A Method and apparatus to perforate and re-enter multiple lateral branches of a well.
GB9716825D0 Method and apparatus for suppressing drillstring vibrations
BR9703805A Multiple sub-branching for seating in a well hole
GB9705838D0 Signal recognition system for wellbore telemetry
GB9705837D0 Noise detection and suppression system for wellbore telemetry
EP1245783A2 Apparatus and method for directional drilling using coiled tubing
BR9700848A Apparatus and process for directional drilling using spiral tubing
EP0786674A2 Apparatus and method for the suppression of microphonic noise in proportional counters for borehole logging-while-drilling
GB9621871D0 Alarm system for wellbore site
GB9607299D0 Signal recognition system for wellbore telemetry
GB9607297D0 Noise detection and suppression system for wellbore telemetry
GB9601362D0 Method and apparatus for determining fluid influx during drilling
EP0723067A2 Resistivity antenna shield, wear band and stabilizer assembly for measuring-while-drilling tool
EP0709546A2 Method and apparatus for determining drilling conditions