TOYOOKI KOGYO CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 542
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING469
 
  
 
F01C ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES 326
 
  
 
F03C POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS 123
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
  
 
F16H GEARING199
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 183
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9046189 Electromagnetic valveOct 21, 10Jun 02, 15[F16K, H01M, H01F]
8956133 Vehicular internal gear type oil pumpJun 17, 11Feb 17, 15[F04C, F01C, F16H]
8931754 Safety valve and electromagnetic valveOct 03, 11Jan 13, 15[F16K]
8920148 Oil pumpJan 26, 11Dec 30, 14[F04C, F01C]
8851869 Internal gear pumpDec 05, 12Oct 07, 14[F04C, F03C, F01C]
8801559 Vehicular power transmitting systemJun 30, 11Aug 12, 14[F16H]
8382063 Electromagnetic valveDec 10, 08Feb 26, 13[F16K]
7730905 High pressure valve for hydrogen gas and decompression device for hydrogen gasJan 23, 08Jun 08, 10[G05D]
7281906 Oil pump for automatic transmissionSep 25, 03Oct 16, 07[F04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8104508 Valve device assembling structure, plug body, and manual valveExpiredNov 10, 05Jan 31, 12[F16K]
2010/0276,012 ELECTROMAGNETIC PILOT OPENING/CLOSING VALVEAbandonedDec 19, 08Nov 04, 10[F16K]
7547001 Solenoid valve device installed in gas tankExpiredNov 02, 04Jun 16, 09[F16K]
2008/0105,309 Valve Device For High-Pressure GasAbandonedNov 24, 05May 08, 08[F17C, G05D]
7134638 Stop valve for gas tankExpiredJan 21, 05Nov 14, 06[F16K]
2004/0261,866 High pressure valve for hydrogen gas and decompression device for hydrogen gasAbandonedJun 29, 04Dec 30, 04[F16K]

Top Inventors for This Owner

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