A&D COMPANY, LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01G WEIGHING 1910
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR760
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 4236
 
  
 
B01L CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE 454
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 452
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 4202
 
  
 
G01P MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT 255
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 2157
 
  
 
G01S RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES2107
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2445

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0236,189 METHOD FOR ACCURATELY CALIBRATING DISCHARGE VOLUME OF PIPETTE, AND APPARATUS THEREFORNov 12, 13Aug 18, 16[B01L]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9897495 Roberval-type load cellNov 12, 12Feb 20, 18[G01L, G01G]
9844777 Pipette tipJun 27, 14Dec 19, 17[B01L]
9841313 Leveling mechanism for weighing deviceSep 02, 16Dec 12, 17[A47B, G01G]
9778120 Load cellNov 02, 12Oct 03, 17[G01L]
9752923 Data logger for measurement deviceNov 04, 11Sep 05, 17[G01D, G01G]
9612151 Weighing device having covered weighing panSep 11, 13Apr 04, 17[G01G]
9604207 Pipette deviceMay 14, 13Mar 28, 17[B01L]
9513676 Electronic device and extension unit for electronic deviceNov 24, 15Dec 06, 16[G06F, H05K]
9417142 Axial force sensorApr 30, 13Aug 16, 16[G01L, G01N]
9354109 Weighing apparatus that correlates environmental fluctuations with weight resultsAug 24, 11May 31, 16[G01G]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0091,406 METHOD FOR EVALUATING RANGE OF SHEAR RATE ACTING ON FLUID, AND PROGRAM AND DEVICE FOR SAMEAbandonedAug 29, 13Mar 31, 16[G01N]
2015/0377,759 METHOD FOR FINDING SHEAR RATE OF FLUID, AND PROGRAM AND DEVICE FOR SAMEAbandonedFeb 28, 13Dec 31, 15[G01N]
8447492 Engine characteristic estimation method, and computer readable mediumExpiredMar 31, 08May 21, 13[F02P, F02D]
2006/0037,409 Rotary type component force measuring deviceAbandonedMar 30, 05Feb 23, 06[G01L]
5921232 Handy type inhalerExpiredApr 16, 97Jul 13, 99[A61M]
5881714 Handy type atomizerExpiredJul 29, 97Mar 16, 99[A61M]
5881715 Handy type atomizerExpiredApr 30, 97Mar 16, 99[A61M]
5741634 Throwaway type chemical sensorExpiredJun 06, 95Apr 21, 98[C12Q, G01N]
5556533 Voltage applying method for hydrogen-type enzyme electrodeExpiredJun 06, 95Sep 17, 96[G01N]
4993480 Temperature controlling means for a thermostat for use in measuring viscosityExpiredNov 17, 89Feb 19, 91[F25B]
4941346 Vibration-type rheometer apparatusExpiredNov 18, 88Jul 17, 90[G01N]
4729237 Tuning fork vibration-type viscosity measuring apparatusExpiredDec 12, 86Mar 08, 88[G01N]
4679427 Apparatus for measuring viscosityExpiredApr 21, 86Jul 14, 87[G01N]
4660567 Method of automatically measuring blood pressure, and apparatus thereforExpiredApr 24, 85Apr 28, 87[A61B]
4602505 Apparatus for measuring viscosityExpiredDec 09, 83Jul 29, 86[G01N]

Top Inventors for This Owner

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