SENSOR DEVELOPMENTS AS

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 1383
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 476
 
  
 
H01Q AERIALS 2108
 
  
 
G01K MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR 145
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 155
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
G07C TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS, OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE 146
 
  
 
H01B CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES 173

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0266,210 APPARATUS AND METHODS OF COMMUNICATION WITH WELLBORE EQUIPMENTOct 31, 13Sep 18, 14[G01V]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9899129 Tubular electric cable fittings with strain reliefMar 07, 12Feb 20, 18[H01R, H01B, G02B, H02G]
9714567 Wellbore E-field wireless communication systemDec 12, 13Jul 25, 17[H01Q, E21B]
9708905 Wellbore wireless thermal conductivity quartz transducer with waste-heat management systemJun 05, 15Jul 18, 17[E21B, G01V]
9677396 Method and apparatus for permanent measurement of wellbore formation pressure from an in-situ cemented locationMar 25, 14Jun 13, 17[E21B]
9534454 Method and apparatus for storing cable in a wellboreSep 06, 13Jan 03, 17[E21B]
9400765 Tool service life sensor with wireless connectivityNov 30, 10Jul 26, 16[G07C, G01N, G06F, E21B, G01V]
9310510 Method and apparatus for in-situ wellbore measurement and control with inductive connectivityNov 30, 10Apr 12, 16[E21B, G01V]
8912852 Quartz pressure and temperature transducer assembly with dynamic correctionNov 30, 10Dec 16, 14[H03L, G01K, G01L, E21B]
8689621 Method and apparatus for in-situ wellbore measurementsJan 07, 10Apr 08, 14[E21B]
8683859 Pressure management system for well casing annuliJan 07, 10Apr 01, 14[E21B]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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