Assignee
HITACHI CONSTRUCTION MACH CO
JP·681 granted patents·122 pending applications·1,644 citations·filing 1993–2025
Top patents by PatentIndex Score
803 records- 0198US10633830B2Safety device for a construction machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Apr 28, 2020·28 cites·3 claims
- 0298US9896822B2Hybrid construction machineHITACHI CONSTRUCTION MACH CO·Filed 2015·Granted Feb 20, 2018·20 cites·5 claims
- 0397US10450723B2Hybrid construction machineryHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Oct 22, 2019·14 cites·3 claims
- 0497US9845813B2Driving device for work machine and work machine equipped therewithHITACHI CONSTRUCTION MACH CO·Filed 2013·Granted Dec 19, 2017·25 cites·3 claims
- 0596US10301794B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted May 28, 2019·13 cites·4 claims
- 0696US10184228B2Hydraulic driving device of work machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted Jan 22, 2019·8 cites·5 claims
- 0796US10066358B2Hybrid-type working machineHITACHI CONSTRUCTION MACH CO·Filed 2015·Granted Sep 4, 2018·20 cites·4 claims
- 0896US9926950B2Hydraulic system for construction machineryHITACHI CONSTRUCTION MACH CO·Filed 2015·Granted Mar 27, 2018·10 cites·4 claims
- 0995US11718977B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Aug 8, 2023·4 cites·4 claims
- 1095US10914328B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted Feb 9, 2021·7 cites·14 claims
- 1195US10000908B2Hybrid-type working machineHITACHI CONSTRUCTION MACH CO·Filed 2015·Granted Jun 19, 2018·31 cites·2 claims
- 1294US12276976B2Work machine maintenance management systemHITACHI CONSTRUCTION MACH CO·Filed 2021·Granted Apr 15, 2025·3 cites·7 claims
- 1394US11891775B2Work machineryHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Feb 6, 2024·4 cites·3 claims
- 1494US10344458B2Hydraulic Drive System for work machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Jul 9, 2019·10 cites·5 claims
- 1594US10329739B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Jun 25, 2019·7 cites·4 claims
- 1694US10323557B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Jun 18, 2019·9 cites·4 claims
- 1793US11499296B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Nov 15, 2022·4 cites·3 claims
- 1893US11118328B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2019·Granted Sep 14, 2021·8 cites·7 claims
- 1993US10794046B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Oct 6, 2020·9 cites·5 claims
- 2093USD890200SDisplay screen with graphical user interface for a construction machineHITACHI CONSTRUCTION MACH CO·Filed 2018·Granted Jul 14, 2020·58 cites·1 claims
- 2193US10435863B2Control system for construction machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Oct 8, 2019·7 cites·4 claims
- 2293US9879405B2Hydraulic driving systemHITACHI CONSTRUCTION MACH CO·Filed 2015·Granted Jan 30, 2018·7 cites·4 claims
- 2393US9745723B2Construction machine and battery pack thereofHITACHI CONSTRUCTION MACH CO·Filed 2015·Granted Aug 29, 2017·11 cites·3 claims
- 2493US9719233B1Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Aug 1, 2017·9 cites·2 claims
- 2593US9568608B2Peripheral object detection system and haulage vehicleHITACHI CONSTRUCTION MACH CO·Filed 2015·Granted Feb 14, 2017·21 cites·3 claims
- 2692US12031296B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Jul 9, 2024·3 cites·2 claims
- 2792US11230824B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2018·Granted Jan 25, 2022·8 cites·7 claims
- 2892US10274049B2Reduction deviceHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Apr 30, 2019·7 cites·9 claims
- 2992US10030355B2Hydraulic control system for construction machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Jul 24, 2018·10 cites·4 claims
- 3092US9938691B2Hydraulic system for work machineHITACHI CONSTRUCTION MACH CO·Filed 2013·Granted Apr 10, 2018·10 cites·5 claims
- 3191US12231036B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Feb 18, 2025·2 cites·7 claims
- 3291US12084836B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2022·Granted Sep 10, 2024·2 cites·8 claims
- 3391US12077933B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Sep 3, 2024·2 cites·5 claims
- 3491US11739502B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2021·Granted Aug 29, 2023·2 cites·4 claims
- 3591US11319693B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted May 3, 2022·4 cites·5 claims
- 3691US10787790B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Sep 29, 2020·5 cites·7 claims
- 3791US9790662B2Hybrid-type working machineHITACHI CONSTRUCTION MACH CO·Filed 2015·Granted Oct 17, 2017·10 cites·6 claims
- 3891US9776566B2Environment monitoring device for operating machineryHITACHI CONSTRUCTION MACH CO·Filed 2013·Granted Oct 3, 2017·17 cites·5 claims
- 3991US9550414B2Traveling drive device for dump truckHITACHI CONSTRUCTION MACH CO·Filed 2013·Granted Jan 24, 2017·20 cites·3 claims
- 4091US9409553B2Control device for work vehicleHITACHI CONSTRUCTION MACH CO·Filed 2013·Granted Aug 9, 2016·13 cites·3 claims
- 4190US12146293B2Work machine with machine control that stores snapshot data for equipment abnormality diagnosisHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Nov 19, 2024·3 cites·7 claims
- 4290US11414841B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted Aug 16, 2022·7 cites·5 claims
- 4390US11142887B2Hybrid working machineHITACHI CONSTRUCTION MACH CO·Filed 2018·Granted Oct 12, 2021·6 cites·2 claims
- 4490US11111651B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2019·Granted Sep 7, 2021·5 cites·5 claims
- 4590US10968604B2Work machineHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted Apr 6, 2021·5 cites·6 claims
- 4690US10796577B2Safe operation assistance system and vehicle collision prevention methodHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Oct 6, 2020·12 cites·4 claims
- 4790US10309079B2Hydraulic control system for work machineHITACHI CONSTRUCTION MACH CO·Filed 2015·Granted Jun 4, 2019·5 cites·4 claims
- 4890US10255811B2Obstacle avoidance systemHITACHI CONSTRUCTION MACH CO·Filed 2015·Granted Apr 9, 2019·12 cites·8 claims
- 4990US10167610B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Jan 1, 2019·9 cites·2 claims
- 5090US10066368B2Hydraulic fluid energy recovery apparatus for work machineHITACHI CONSTRUCTION MACH CO·Filed 2014·Granted Sep 4, 2018·8 cites·5 claims
Showing the top 50 of 803 patent records by PatentIndex Score.
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