Myotoku Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 166
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 190
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 155

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6305228 Pressure sensor device and suction release apparatusJan 18, 00Oct 23, 01[G01L]
5536105 Device for fixing rotary bodyAug 12, 94Jul 16, 96[F16D]
5201891 Vibration parts allignment apparatusFeb 18, 92Apr 13, 93[B65G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5156381 Reference plane moving deviceExpiredMar 18, 91Oct 20, 92[B23P]
5020383 Intermittent rotation drive apparatus utilizing air pressureExpiredApr 25, 89Jun 04, 91[F16H]
4865521 Vacuum breaking device for ejector pumpExpiredMay 26, 88Sep 12, 89[F04F]
4861232 Vacuum generating deviceExpiredMay 26, 88Aug 29, 89[F04F]
4848392 Solenoid on-off valveExpiredMay 26, 88Jul 18, 89[F16K]
D295180 Combined vacuum pump and control valves thereforExpiredOct 25, 85Apr 12, 88[]
D295048 Combined vacuum pump and control valves thereforExpiredOct 25, 85Apr 05, 88[]
D295049 Combined vacuum pump and control valve thereforExpiredOct 25, 85Apr 05, 88[]
D295050 Combined vacuum pump and control valves thereforExpiredOct 25, 85Apr 05, 88[]
4690594 Deburring apparatusExpiredJun 05, 85Sep 01, 87[B23B]
4687021 Vacuum valve-sensor deviceExpiredOct 16, 85Aug 18, 87[F16K]
D291089 Ram for industrial robots or the likeExpiredNov 08, 84Jul 28, 87[]
4655692 Ejector pump having pressure operated motive fluid valve and electromagnetic change-over valveExpiredJun 10, 85Apr 07, 87[F04F]
4600230 Fluid feeding valve and a vacuum chuck apparatus using sameExpiredFeb 11, 85Jul 15, 86[G05D, B66C]
4600363 Ejector pump having an electromagnetic motive fluid valveExpiredFeb 11, 85Jul 15, 86[F04F]
4495965 Flow regulating valveExpiredAug 13, 82Jan 29, 85[F16K]
D271586 Combined vacuum pump and control valve thereforExpiredOct 19, 81Nov 29, 83[D150]
D271587 Combined vacuum pump and control valve thereforExpiredOct 19, 81Nov 29, 83[D150]
4340234 Flow regulating valve and fluid feeding apparatus using sameExpiredApr 29, 80Jul 20, 82[F16K, B23B]

Top Inventors for This Owner

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