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 955
 
  
 
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 694
 
  
 
B04B CENTRIFUGES 633
 
  
 
B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING617
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 4773
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 4563
 
  
 
B23D PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR 448
 
  
 
B25D PERCUSSIVE TOOLS 426
 
  
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 3850
 
  
 
B27B SAWS; COMPONENTS OR ACCESSORIES THEREFOR 3610

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0050,398 Power ToolFeb 26, 16Feb 22, 18[B23D]
2018/0048,173 Power ToolNov 27, 15Feb 15, 18[H02J, H01M, B25F]
2018/0036,870 DRIVING MACHINEFeb 19, 16Feb 08, 18[B25C]
2018/0015,603 IMPACT TOOLJan 08, 16Jan 18, 18[B25D]
2018/0016,956 ENGINE AND ENGINE-DRIVEN WORKING MACHINEJan 29, 16Jan 18, 18[F01N, F01P, F02F]
2018/0001,444 WORK MACHINEJan 08, 16Jan 04, 18[B25B, B25F]
2017/0331,082 ELECTRIC DEVICESep 29, 15Nov 16, 17[H01M]
2017/0331,302 CHARGING DEVICESep 29, 15Nov 16, 17[H02J, H01M, H05K]
2017/0312,902 POWERED WORKING MACHINEOct 21, 15Nov 02, 17[B25D, B25F]
2017/0274,512 FASTENER DRIVING TOOLJun 19, 15Sep 28, 17[B25C]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9917452 Battery charger capable of efficiently cooling secondary battery in battery pack and charging circuit unit in battery chargerJul 08, 14Mar 13, 18[H02J, H05K]
D811453 Table circular sawApr 27, 16Feb 27, 18[1507]
9893343 Battery pack and electric deviceFeb 28, 14Feb 13, 18[H02J, H01M]
9882452 Power tool having circuit boardOct 02, 14Jan 30, 18[H02K, B25B, H02P, B25F]
9876201 Electric working machine and electric working machine systemAug 20, 13Jan 23, 18[H01M, A01D]
9869327 Portable blowerAug 15, 13Jan 16, 18[A47L, F04D, A01G]
9871424 Electric toolJan 31, 14Jan 16, 18[H02K, H01K, B25F]
D804924 Trigger for nailerAug 10, 16Dec 12, 17[0805]
9833890 Electric tool and communication plug for electric toolMay 18, 12Dec 05, 17[H02K, B25B, B25F]
9816431 Stratified scavenging two-cycle engineApr 23, 12Nov 14, 17[F02B, F02F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0273,467 ENGINE WORKING MACHINEAbandonedNov 13, 13Sep 22, 16[F02M, F02B, F02D]
2016/0243,634 RECIPROCATING TOOLAbandonedOct 03, 14Aug 25, 16[B23D]
2016/0201,598 ENGINE AND ENGINE OPERATING MACHINE HAVING THE ENGINEAbandonedJul 25, 14Jul 14, 16[F02B, F02F]
2016/0193,713 GRINDERAbandonedJul 25, 14Jul 07, 16[B24B]
2016/0144,411 WASHERAbandonedAug 07, 14May 26, 16[B08B]
2016/0016,207 WASHING DEVICE, HIGH-PRESSURE WASHING DEVICE, AND ADAPTERAbandonedFeb 14, 13Jan 21, 16[F16L, B08B]
2015/0367,495 POWER TOOLAbandonedJan 31, 14Dec 24, 15[B24B, B25F]
2015/0311,730 Charging DeviceAbandonedDec 09, 13Oct 29, 15[H02J]
2015/0231,771 Power ToolAbandonedJul 19, 13Aug 20, 15[B25B]
2015/0236,536 Charging DeviceAbandonedSep 27, 13Aug 20, 15[H02J]
2015/0222,212 ELECTRIC POWER TOOLAbandonedSep 27, 13Aug 06, 15[H02P]
2015/0202,755 DRIVERAbandonedSep 24, 13Jul 23, 15[B25C]
2015/0190,908 Rotational Impact ToolAbandonedJun 03, 13Jul 09, 15[B25B]
2015/0194,647 Backpack-Type Power SupplyAbandonedJul 04, 13Jul 09, 15[H01M]
2015/0184,596 ENGINE-POWERED WORK TOOL PROVIDED WITH WIND GOVERNOR AND MECHANISM FOR INCREASING ENGINE OUTPUTAbandonedDec 22, 14Jul 02, 15[F01P, F02B, F02D]
2015/0083,451 POWER TOOLAbandonedMar 04, 13Mar 26, 15[B25D, B25B]
2015/0084,581 CHARGING DEVICE CONFIGURED TO REDUCE POWER CONSUMPTION DURING NON-CHARGING PERIODAbandonedSep 04, 14Mar 26, 15[H02J]
2015/0078,938 AIR COMPRESSORAbandonedAug 17, 14Mar 19, 15[F04D]
2015/0061,549 BATTERY PACK, POWER TOOL AND BATTERY CHARGERAbandonedAug 13, 14Mar 05, 15[H02J]
2015/0057,141 CENTRIFUGE AND SYSTEM FOR MANAGING OPERATION DATA OF CENTRIFUGEAbandonedAug 21, 14Feb 26, 15[B04B]

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