MAKITA NUMAZU CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01M LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING 132
 
  
 
F01P COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES 139
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 171
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 182

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7063050 Engine-driven handheld vacuum/blowerDec 16, 04Jun 20, 06[F01P]
6260536 Intake passage device for an internal combustion engineOct 28, 99Jul 17, 01[F02B]
6213079 Lubricating apparatus for four-cycle enginesMay 25, 99Apr 10, 01[F01M]
6116581 Choke system for a small four-cycle engineNov 03, 98Sep 12, 00[F02M]
D406147 Four-stroke cycle engineMar 24, 98Feb 23, 99[1501]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7424878 Intake port for 4-cycle engineExpiredAug 29, 06Sep 16, 08[F02F]
7341027 Portable 4-cycle engine and portable machine equipped with the 4-cycle engineExpiredAug 28, 06Mar 11, 08[F01P]
2005/0133,354 Handheld blowerAbandonedDec 15, 04Jun 23, 05[H01H]
D360341 Bush cutterExpiredSep 27, 93Jul 18, 95[]

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