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 984
 
 
 
B04B CENTRIFUGES 763
 
 
 
B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING615
 
 
 
H02K DYNAMO-ELECTRIC MACHINES 4942
 
 
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 4150
 
 
 
B23D PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR 397
 
 
 
B25D PERCUSSIVE TOOLS 385
 
 
 
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 374
 
 
 
B27B SAWS; COMPONENTS OR ACCESSORIES THEREFOR 357
 
 
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 3431

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0057,141 CENTRIFUGE AND SYSTEM FOR MANAGING OPERATION DATA OF CENTRIFUGEAug 21, 14Feb 26, 15[B04B]
2015/0047,210 ENGINE-POWERED WORK TOOL PROVIDED WITH STANDAug 13, 14Feb 19, 15[F02B, A01D]
2015/0047,604 ENGINE-POWERED WORK TOOL PROVIDED WITH WIND GOVERNORAug 13, 14Feb 19, 15[F02B, F02D]
2015/0047,866 ELECTRIC TOOL AND FASTENING METHOD USING THE SAMEMar 29, 13Feb 19, 15[B25B, B25F]
2015/0050,169 HIGH-PRESSURE WASHING DEVICEFeb 13, 13Feb 19, 15[B08B]
2015/0041,167 ELECTRIC WORKING MACHINEMar 27, 13Feb 12, 15[B25F, H02K]
2015/0042,246 ELECTRIC TOOL AND FASTENING METHOD USING THE SAMEMar 29, 13Feb 12, 15[H02P]
2015/0043,138 ELECTRIC DEVICEJun 03, 14Feb 12, 15[H04R, H05K]
2015/0033,564 RECIPROCATING TOOLAug 27, 12Feb 05, 15[B25F, B23D]
2015/0034,346 Impact ToolMar 25, 13Feb 05, 15[B25B]
2015/0034,348 ELECTRIC POWER TOOLJul 10, 14Feb 05, 15[B23Q, B25F, B23D]
2015/0038,275 CHAIN SAWMar 06, 13Feb 05, 15[F16H, B27B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,960,516 Fastener driving toolSep 15, 10Feb 24, 15[B25B, B25C]
8,964,429 Inverter device and electric power toolMar 14, 12Feb 24, 15[H02H, H02P, H02M, H02K]
8,952,588 Disk motor and electric working machine including the sameMar 13, 12Feb 10, 15[H02K]
8,944,181 Power tool with a torque clutchOct 02, 08Feb 03, 15[B25B]
D721938 Portable electric driverJun 25, 13Feb 03, 15[0803]
8,935,856 Chain sawMay 22, 09Jan 20, 15[B27B, F02F]
8,937,423 Disk motor and electric power toolApr 26, 12Jan 20, 15[H02K]
8,931,576 Power tool for performing soft-start control appropriated for motor loadMay 17, 11Jan 13, 15[B25F]
8,925,645 Oil pulse toolMay 08, 09Jan 06, 15[B23Q, B25B]
8,926,024 Motorized cutter, motorized cutter with wheels, and cutting methodJan 29, 10Jan 06, 15[E01C, B23D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
2012/0274,245 Power Tool and Battery PackJan 21, 11Nov 01, 12[H02P]
2011/0239,613 LAWNMOWERMar 30, 11Oct 06, 11[A01D]
2011/0242,717 POWER TOOLApr 11, 11Oct 06, 11[H02H, H02J]
2011/0199,059 CHARGING SYSTEM AND BATTERY PACKJul 03, 09Aug 18, 11[H02J]
2011/0179,924 Bench Cutting MachineSep 15, 09Jul 28, 11[B26D]
2011/0025,255 Solar Power System For Charging Battery PackJul 29, 10Feb 03, 11[H01M]
2011/0025,269 BATTERY CHARGERFeb 28, 07Feb 03, 11[H02J]
2011/0000,688 ELECTRIC ROTATING TOOL, CONTROL METHOD, AND PROGRAMFeb 16, 09Jan 06, 11[B25B, H02P, B25F]
2010/0187,280 COMBUSTION-TYPE POWER TOOLAug 31, 07Jul 29, 10[B25C]
2010/0095,823 BENCH CUTTERMar 14, 08Apr 22, 10[B26D]
2010/0065,295 CORDLESS POWER TOOL AND ACCOMODATION CASEMar 19, 08Mar 18, 10[B25F]
2009/0302,695 ELECTRIC MOTOR AND ELECTRIC TOOL WITH THE SAMENov 09, 06Dec 10, 09[H02K]
7,626,361 Lithium battery packFeb 26, 07Dec 01, 09[G01N, G08B, H02J]
2009/0260,498 Bench CutterMar 11, 09Oct 22, 09[B26D]
7,578,420 Chain or belt driven fastener machineJul 02, 07Aug 25, 09[B27F]
2009/0085,514 BATTERY CHARGERSep 19, 08Apr 02, 09[H02J]
2009/0051,313 Battery ChargerMar 19, 08Feb 26, 09[H02J]
2008/0308,593 COMBUSTION TYPE POWER TOOLMar 14, 08Dec 18, 08[B25C]
2008/0231,229 Charging DeviceMar 18, 08Sep 25, 08[H02J]
2008/0223,895 COMBUSTION-POWERED TOOL WITH IMPROVED IGNITION STARTING FEATUREMar 14, 08Sep 18, 08[B27F]

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