NATIONAL OILWELL VARCO L P has a total of 59 patent applications. It increased the IP activity by 200.0%. Its first patent ever was published in 2003. It filed its patents most often in Australia and Singapore. Its main competitors in its focus markets civil engineering, chemical engineering and engines, pumps and turbines are NAT OILWELL VARCO LP, M-I DRILLING FLUIDS U K LTD and STAR OIL TOOLS INC.
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Chemical engineering | |
#3 | Engines, pumps and turbines | |
#4 | Mechanical elements | |
#5 | Machines | |
#6 | Measurement |
# | Technology | |
---|---|---|
#1 | Earth drilling | |
#2 | Separation | |
#3 | Rotary-pistons | |
#4 | Separating solids | |
#5 | Unspecified technologies | |
#6 | Pistons and sealings | |
#7 | Measuring force, work and fluid pressure | |
#8 | Venting or aerating devices | |
#9 | Pumps | |
#10 | Pipes |
# | Name | Total Patents |
---|---|---|
#1 | Burnett George Alexander | 10 |
#2 | Mcculloch David W | 4 |
#3 | Prill Jonathan Ryan | 3 |
#4 | White William B | 3 |
#5 | Steffenhagen Timothy S | 3 |
#6 | Streater Jr James R | 3 |
#7 | Larson Thomas Robert | 3 |
#8 | Springett Frank Benjamin | 3 |
#9 | Marchand Nicholas Ryan | 2 |
#10 | Davison Matthew S | 2 |
Publication | Filing date | Title |
---|---|---|
AU2015259331A1 | Methods for operating wellbore drilling equipment based on wellbore conditions | |
AU2015202231A1 | Screen assembly and a method for making same | |
AU2014200462A1 | Apparatus and method for separating solids from a solids laden drilling fluid | |
AU2013234389A1 | Apparatus and method for separating solids from a solids laden drilling fluid | |
AU2012241155A1 | Coupling assembly and protective ring therefor | |
AU2012262632A1 | Drilling rig system with self-elevating drill floor | |
AU2011226842A1 | Method for conveying drill cuttings | |
AU2011203712A1 | Pressure release encoding system for communicating downhole information through a wellbore to a surface location | |
AU2007296561A1 | RFID tag assembly | |
AU2007301689A1 | Coupling assembly and protective ring therefor |