IHI INSPECTION AND INSTRUMENTATION CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 5201
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 192
 
  
 
F02C GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS 158
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS173

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2012/0152,916 LASER WELDING QUALITY DETERMINATION METHOD AND APPARATUSAug 26, 10Jun 21, 12[B23K]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9551691 L-mode guided wave sensorMay 11, 10Jan 24, 17[G01N]
9322818 Fuel physical property determination method and fuel physical property determination deviceMar 07, 12Apr 26, 16[G01N]
9068938 Testing method using guided waveFeb 12, 10Jun 30, 15[G01N]
9038472 Testing method using guided waveFeb 12, 10May 26, 15[G01N]
8185291 Stall prediction apparatus, prediction method thereof, and engine control systemMay 18, 07May 22, 12[G05B, F04D, F02C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0036,828 FIXING JIG FATIGUE TESTING TEST PIECE, AND FATIGUE TESTING DEVICEAbandonedApr 12, 11Feb 14, 13[G01N]
2012/0024,828 METHOD OF HYBRID WELDING AND HYBRID WELDING APPARATUSAbandonedApr 21, 10Feb 02, 12[B23K]

Top Inventors for This Owner

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