NARITA INTERNATIONAL AIRPORT CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E01C CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR 227
 
  
 
B23Q DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING 139
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 167
 
  
 
E01F ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE119
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 158
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 193

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7358858 Road-ice detecting sensor, method for installing same, and road-ice detecting methodMar 17, 05Apr 15, 08[G08B]
6648546 Structure for embedding embedded-type lightJan 16, 01Nov 18, 03[G01F]
6478339 Displacement absorbing piping jointDec 05, 01Nov 12, 02[F16L]
6372038 Concrete composition for overlay method and hardened product therefromDec 28, 99Apr 16, 02[C04B]
6357963 Concrete for jointing and method of jointing using said concreteDec 17, 99Mar 19, 02[E01C]
6334695 Embedded-type lightOct 06, 00Jan 01, 02[E01F]
6230552 Surface treatment shape evaluation system and surface treatment shapeJan 20, 00May 15, 01[B23Q, G01B, E01C]

Expired/Abandoned/Withdrawn Patents

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