JECO CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 2105
 
  
 
F01P COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES 139
 
  
 
F16H GEARING199
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 159
 
  
 
G01P MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT 156
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 1132

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0175,925 SHAFT-INTEGRATED GEAR AND EXHAUST VALVE DRIVING DEVICEAug 05, 16Jun 22, 17[F16K, F16H]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8651679 Display deviceMar 14, 12Feb 18, 14[F01P, G01D, B01D]
7411382 Current detection apparatusApr 06, 06Aug 12, 08[G01R]
6965178 MotorJul 16, 03Nov 15, 05[H02K]
6856066 Brush deviceJul 16, 03Feb 15, 05[H02K, H01R]
5495762 Pendulum acceleration sensorApr 01, 94Mar 05, 96[G01P]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2002/0001,183 SURFACE EMISSION LIGHT SOURCE DEVICE AND METHOD OF MANUFACTURING LIGHT GUIDE PLATE WITH REFLECTING PLATE THEREFORAbandonedMay 28, 99Jan 03, 02[G01D]
5793208 Excited magnetic sensor with latchExpiredOct 21, 96Aug 11, 98[G01P, G01R]
5753872 Acceleration switchExpiredDec 12, 96May 19, 98[H01H]
5747897 Stepping motor having improved construction to reduce parts and facilitate manufactureExpiredDec 18, 96May 05, 98[H02K]
5600193 MotorExpiredJun 23, 94Feb 04, 97[H02K]
5394288 ActuatorExpiredDec 10, 92Feb 28, 95[H02H]
5357196 Circuit for converting a frequency of an input signal so a signal having a digital value corresponding to the frequencyExpiredJul 30, 92Oct 18, 94[G01P, G01R]
5278552 Indicator control circuitExpiredSep 08, 92Jan 11, 94[G03C]
5162637 Odometer apparatusExpiredJun 07, 91Nov 10, 92[G06C]
5132578 Stepping motor for timepieceExpiredFeb 21, 90Jul 21, 92[H02K]
5055759 Servo accelerometerExpiredAug 09, 90Oct 08, 91[G01P]
4988944 Cross coil type instrumentExpiredAug 02, 89Jan 29, 91[G01P]
4928060 Driving circuit of a crossed-coil type instrument using digital data pulse productionExpiredFeb 01, 89May 22, 90[G01P, G01R]
4913750 Amorphous magnetic wireExpiredMar 03, 88Apr 03, 90[H01F]
4879510 Electrical indicator having an optical position encoderExpiredDec 23, 87Nov 07, 89[G01R]
4872439 Device for preventing outflow of a fuel vapor from a fuel tankExpiredFeb 01, 88Oct 10, 89[F02M]
4856333 Servo type accelerometerExpiredDec 18, 87Aug 15, 89[G01A]
4822186 Carriage mechanism for thermal printerExpiredMay 26, 88Apr 18, 89[B41J]
4757483 Analog clockExpiredNov 16, 87Jul 12, 88[G04B, G04F]
4692613 Angle sensorExpiredApr 17, 85Sep 08, 87[G01D]

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