Metrol Technology Limited

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 591
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 179
 
  
 
H04H BROADCAST COMMUNICATION 154

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9714552 Well comprising a safety mechanism and sensorsMay 14, 15Jul 25, 17[E21B]
9410420 WellJul 20, 11Aug 09, 16[E21B]
9359859 Casing valveMay 14, 15Jun 07, 16[E21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6912177 Transmission of data in boreholesExpiredNov 25, 97Jun 28, 05[H04H, G01V]

Top Inventors for This Owner

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