HITACHI KOKI CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B25C HAND-HELD NAILING OR STAPLING TOOLS; MANUALLY -OPERATED PORTABLE STAPLING TOOLS 985
 
 
 
B04B CENTRIFUGES 673
 
 
 
B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING588
 
 
 
B25F COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR 584
 
 
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 5056
 
 
 
H02K DYNAMO-ELECTRIC MACHINES 4657
 
 
 
B23D PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR 437
 
 
 
B25D PERCUSSIVE TOOLS 405
 
 
 
B27B SAWS; COMPONENTS OR ACCESSORIES THEREFOR 368
 
 
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 3337

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0318,163 IMPACT TOOLDec 15, 14Nov 03, 16[B25B, B25F]
2016/0297,059 POWER TOOLNov 26, 14Oct 13, 16[H02P, B25F, H02K]
2016/0273,467 ENGINE WORKING MACHINENov 13, 13Sep 22, 16[F02M, F02B, F02D]
2016/0250,743 ELECTRICAL POWER TOOLNov 17, 14Sep 01, 16[B25B, B25D, B25F]
2016/0243,633 CUTTING TOOLSep 26, 14Aug 25, 16[B23D]
2016/0243,634 RECIPROCATING TOOLOct 03, 14Aug 25, 16[B23D]
2016/0237,876 AIR-COOLED ENGINE AND ENGINE WORKING MACHINEDec 04, 14Aug 18, 16[F01N, F01P, F02B]
2016/0229,045 POWER-ACTUATED TOOLDec 18, 14Aug 11, 16[B25D, B25F]
2016/0214,118 CENTRIFUGE AND SWING ROTOR FOR CENTRIFUGEJan 13, 16Jul 28, 16[B04B]
2016/0207,187 Drilling DeviceJul 25, 14Jul 21, 16[B25D]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,505,120 Power toolDec 12, 13Nov 29, 16[B25D, B25F]
9,494,120 Chainsaw having ventholes for ventilationJan 07, 13Nov 15, 16[F01P, F02M, B27B]
9,496,536 Backpack-type power supplyAug 09, 13Nov 15, 16[A45F, H02H, B25F, H01M]
9,496,809 Electric working machineFeb 15, 13Nov 15, 16[H02P, A01D]
9,486,867 ChainsawDec 25, 12Nov 08, 16[B27G, B27B, B23D]
9,473,055 Electric working machineAug 15, 13Oct 18, 16[H02P]
9,457,459 Power tool provided with circuit boardDec 27, 11Oct 04, 16[B25B, B25F]
9,452,437 Centrifuge and power controlling apparatus including a voltage switching unitNov 25, 11Sep 27, 16[H02M, B04B]
9,433,948 Centrifuge having rotor and cooling device for cooling rotorJul 15, 13Sep 06, 16[B04B]
9,435,329 Air compressorAug 14, 12Sep 06, 16[F04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0222,212 ELECTRIC POWER TOOLABANSep 27, 13Aug 06, 15[H02P]
8,872,450 Electric operating machineWithdrawnJan 14, 11Oct 28, 14[H02P]
2014/0145,524 ELECTRIC POWER TOOLABANNov 26, 13May 29, 14[H02K]
2014/0130,645 CUTTING MACHINE AND EMERGENCY STOP METHOD OF MOTORABANAug 08, 12May 15, 14[B27G, B26D, F16P]
2014/0125,159 POWER TOOLABANAug 15, 12May 08, 14[B25F, H02K]
2014/0082,882 PORTABLE CLEANER PROVIDED WITH EXHAUST REGULATING UNITABANApr 18, 13Mar 27, 14[A47L]
2014/0060,507 ENGINE AND ENGINE-DRIVEN WORKING MACHINEABANAug 29, 13Mar 06, 14[F02B]
2014/0047,719 HEDGE TRIMMERABANAug 20, 13Feb 20, 14[A01G]
2014/0034,701 DRIVERABANJul 29, 13Feb 06, 14[B25C]
2014/0014,385 POWER TOOLABANJul 11, 13Jan 16, 14[B25F]
2014/0009,857 POWER SUPPLY DEVICEABANJul 03, 13Jan 09, 14[H02H, H05K]
2014/0001,229 DRIVERABANJun 27, 13Jan 02, 14[B25C]
2013/0333,910 IMPACT TOOLABANJul 29, 10Dec 19, 13[B25B]
2013/0327,307 2-CYCLE ENGINE AND ENGINE-POWERED WORKING MACHINE HAVING THE SAMEABANJan 30, 12Dec 12, 13[F02B]
2013/0331,251 CENTRIFUGAL MACHINEABANJun 06, 13Dec 12, 13[B04B]
2013/0307,356 DISK MOTOR AND ELECTRIC-POWERED WORKING MACHINEABANJan 31, 12Nov 21, 13[H02K]
2013/0277,079 POWER TOOLABANDec 27, 11Oct 24, 13[B25F]
2013/0264,987 ELECTRIC POWER TOOLABANDec 22, 11Oct 10, 13[H02P, H02K]
2013/0260,653 POWER TOOLABANFeb 15, 13Oct 03, 13[B24B]
2013/0255,982 POWER TOOLABANFeb 15, 13Oct 03, 13[B25F]

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