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 994
 
 
 
B04B CENTRIFUGES 773
 
 
 
B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING635
 
 
 
H02K DYNAMO-ELECTRIC MACHINES 4847
 
 
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 4648
 
 
 
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 444
 
 
 
B23D PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR 406
 
 
 
B25D PERCUSSIVE TOOLS 395
 
 
 
B27B SAWS; COMPONENTS OR ACCESSORIES THEREFOR 367
 
 
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 3332

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0174,590 CENTRIFUGEDec 17, 14Jun 25, 15[B04B]
2015/0174,592 CENTRIFUGEDec 17, 14Jun 25, 15[B04B]
2015/0174,674 DESK-TOP CUTTING MACHINEJul 11, 13Jun 25, 15[B23D]
2015/0171,654 POWER TOOLAug 29, 13Jun 18, 15[B25F, H02J]
2015/0151,415 POWER TOOLApr 23, 13Jun 04, 15[B25B, B25F]
2015/0136,434 WORK IMPLEMENTNov 14, 14May 21, 15[F16M, F21L, F21V, B25H, B25F]
2015/0090,758 DRIVING TOOL WITH PUSH LEVER CONFIGURED TO CONTACT HOUSINGAug 13, 14Apr 02, 15[B25C]
2015/0083,451 POWER TOOLMar 04, 13Mar 26, 15[B25B, B25D]
2015/0084,581 CHARGING DEVICE CONFIGURED TO REDUCE POWER CONSUMPTION DURING NON-CHARGING PERIODSep 04, 14Mar 26, 15[H02J]
2015/0084,591 BATTERY CHARGER CAPABLE OF EFFICIENTLY COOLING SECONDARY BATTERY IN BATTERY PACK AND CHARGING CIRCUIT UNIT IN BATTERY CHARGERJul 08, 14Mar 26, 15[H05K, H02J]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,061,408 Fastener driving toolNov 22, 11Jun 23, 15[B25C]
9,065,155 Adaptor, assembly of battery pack and adaptor, and electric tool with the sameJun 22, 12Jun 23, 15[B25F, H01M, H02J]
9,056,320 Centrifuge including depressurization unit and cooling unit that cooperate with each otherJan 18, 13Jun 16, 15[B04B]
9,044,875 Chain sawJan 11, 13Jun 02, 15[B27B]
9,048,699 Power toolMay 20, 09Jun 02, 15[B25F, H05K, H02K]
D730139 HammerAug 26, 14May 26, 15[0803]
D729999 Axial blowerFeb 08, 13May 19, 15[1505]
9,010,284 Engine and engine power toolMar 07, 13Apr 21, 15[F01P]
9,010,299 Engine toolNov 13, 09Apr 21, 15[B25F, F02B, B27B]
8,998,789 Continuous centrifugeFeb 04, 11Apr 07, 15[B04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8,872,450 Electric operating machineWithdrawnJan 14, 11Oct 28, 14[H02P]
2014/0060,507 ENGINE AND ENGINE-DRIVEN WORKING MACHINEABANAug 29, 13Mar 06, 14[F02B]
2013/0260,653 POWER TOOLABANFeb 15, 13Oct 03, 13[B24B]
2013/0200,831 POWER SUPPLY DEVICEABANOct 24, 11Aug 08, 13[H02P, H02M]
2013/0019,840 Engine and Engine Working MachineABANJul 20, 12Jan 24, 13[F01L, F02D]
2012/0274,245 Power Tool and Battery PackABANJan 21, 11Nov 01, 12[H02P]
2011/0319,247 CENTRIFUGE SAMPLE CONTAINER AND CENTRIFUGEABANJun 24, 11Dec 29, 11[B04B]
2011/0239,613 LAWNMOWERABANMar 30, 11Oct 06, 11[A01D]
2011/0242,717 POWER TOOLABANApr 11, 11Oct 06, 11[H02H, H02J]
2011/0199,059 CHARGING SYSTEM AND BATTERY PACKABANJul 03, 09Aug 18, 11[H02J]
2011/0179,924 Bench Cutting MachineABANSep 15, 09Jul 28, 11[B26D]
2011/0031,975 Battery-Driven Power Tool and Battery Pack ThereforABANAug 06, 10Feb 10, 11[G01R, G05B, G01N, G08B]
2011/0025,255 Solar Power System For Charging Battery PackABANJul 29, 10Feb 03, 11[H01M]
2011/0025,269 BATTERY CHARGERABANFeb 28, 07Feb 03, 11[H02J]
2011/0000,688 ELECTRIC ROTATING TOOL, CONTROL METHOD, AND PROGRAMABANFeb 16, 09Jan 06, 11[B25B, H02P, B25F]
2010/0187,280 COMBUSTION-TYPE POWER TOOLABANAug 31, 07Jul 29, 10[B25C]
2010/0095,823 BENCH CUTTERABANMar 14, 08Apr 22, 10[B26D]
2010/0065,295 CORDLESS POWER TOOL AND ACCOMODATION CASEABANMar 19, 08Mar 18, 10[B25F]
2009/0302,695 ELECTRIC MOTOR AND ELECTRIC TOOL WITH THE SAMEABANNov 09, 06Dec 10, 09[H02K]
7,626,361 Lithium battery packWithdrawnFeb 26, 07Dec 01, 09[G01N, G08B, H02J]

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