TOKYO WELD CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 4155
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 364
 
  
 
G06T IMAGE DATA PROCESSING OR GENERATION, IN GENERAL 2133
 
  
 
B05C APPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 144
 
  
 
B21B ROLLING OF METAL 131
 
  
 
B25J MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES 157
 
  
 
B60L ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL 175
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 190
 
  
 
F17D PIPE-LINE SYSTEMS; PIPE-LINES 113
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9838608 Work visual inspection device and work visual inspection methodApr 11, 14Dec 05, 17[H04N, G06T, G01N, G02B]
9664243 Gripper mechanism and movement mechanismFeb 25, 15May 30, 17[H02K, H01L, B06B, H02N, F16D, B25J, H01F, B60L]
9430841 Defect inspection methodJun 18, 14Aug 30, 16[G06T, G06K]
7931042 Vacuum suction system and method of controlling the sameJan 16, 04Apr 26, 11[F17D]
D543333 Electronic part conveyor tableDec 03, 04May 22, 07[1205]
6988609 Work measurement apparatusFeb 24, 04Jan 24, 06[B21B]
6727685 Work transfer apparatusJan 23, 02Apr 27, 04[G01R]
6642721 Method of measuring insulation resistance of capacitor and insulation resistance measuring apparatus of the sameOct 31, 01Nov 04, 03[G01R]
6621261 Work inspection apparatusJul 20, 01Sep 16, 03[G01R]
6565309 Polarity inversion apparatus and polarity inversion method for chip componentsSep 06, 00May 20, 03[B65G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7119299 Work inspection systemExpiredJan 16, 04Oct 10, 06[B07C]
6948376 Work transferring and transporting apparatus and work transferring and transporting methodExpiredDec 24, 03Sep 27, 05[G01L]

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