Patent Ranking in Japan - Applicant details - Japanese version

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Hitachi Construction Machinery Co., Ltd.

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  2018 Application Ranking      177th  publications: 250 上昇2017: 181th  293)

  2018 Acquisition Ranking      142th  registrations: 210 上昇2017: 221th  138)

(update:Mar 3, 2021)

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Publication numberTitle of the InventionPublic. dateRemarks
A 2018-204402 Construction machinery Dec 27, 2018
A 2018-207754 Vehicle electrical equipment Dec 27, 2018
A 2018-200078 Mechanical seal device Dec 20, 2018
A 2018-200080 Mechanical seal device Dec 20, 2018
A 2018-197435 Cable support device for self-propelled vertical hole excavator Dec 13, 2018
A 2018-193670 Hydraulic excavator Dec 6, 2018
A 2018-188144 Power storage device arrangement structure and dump truck Nov 29, 2018
A 2018-188813 Open leg hydraulic excavator Nov 29, 2018
A 2018-188879 Pile driver Nov 29, 2018
A 2018-188908 Open leg hydraulic excavator Nov 29, 2018
A 2018-184783 Cable bracket for electrically driven work machines Nov 22, 2018
A 2018-179554 Obstacle detection sensor dirt determination device and dirt determination method Nov 15, 2018
A 2018-182920 Power storage device controller, electric system, and construction machine Nov 15, 2018
A 2018-172856 Rolling machine Nov 8, 2018
A 2018-172857 Work machine surrounding monitoring device Nov 8, 2018

1-15 (total:251)

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2018-204402 2018-207754 2018-200078 2018-200080 2018-197435 2018-193670 2018-188144 2018-188813 2018-188879 2018-188908 2018-184783 2018-179554 2018-182920 2018-172856 2018-172857

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