ZAMA JAPAN CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 370
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 380
 
  
 
F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES 237
 
  
 
B60T VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL 172
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 171

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9422890 Rotary carburetorOct 10, 14Aug 23, 16[F02M, F02B]
9188066 Speed reduction method for hand-carried engine-driven working machineJan 18, 13Nov 17, 15[F02P, F02D]
9115670 Fuel control method for hand-carried engine-driven working machineMar 28, 13Aug 25, 15[F02M, B60T, F02P, F02D]
9062621 Fuel control method for handheld engine operating machineOct 26, 12Jun 23, 15[F02D]
7309061 Diaphragm-type carburetorsJul 12, 06Dec 18, 07[F02M]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0235,974 Air fuel ratio control apparatus for enginesAbandonedApr 22, 05Oct 27, 05[F02D]
2005/0179,146 Fuel pressure regulating apparatus for carburetorsAbandonedFeb 10, 05Aug 18, 05[F02M]

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