REI, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 789
 
  
 
E21D SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS 313
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 299

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9580973 Method and system for data-transfer via a drill pipeMar 17, 16Feb 28, 17[E21B]
9540910 Method of and system for drilling information management and resource planningSep 03, 15Jan 10, 17[G05B, E21B]
9429017 Method and system of coal mine roof stabilizationJul 02, 15Aug 30, 16[E21D, E21B]
9322223 Method and system for data-transfer via a drill pipeMar 13, 13Apr 26, 16[E21B]
9157279 Method of and system for drilling information management and resource planningJun 13, 12Oct 13, 15[E21B]
9080444 Method and system of coal mine roof stabilizationDec 31, 10Jul 14, 15[E21D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5180661 Platelet cross matchingExpiredMar 14, 88Jan 19, 93[G01N]
4636215 Combination tray and condylar prosthesis for mandibular reconstruction and the likeExpiredJan 11, 84Jan 13, 87[A61F]

Top Inventors for This Owner

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