Directional control combined with flow control

Patents Grantslast 30 patents

  • Information Patent Grant

    Valve calibration system and calibration method

    • Patent number 12,163,539
    • Issue date Dec 10, 2024
    • Caterpillar SARL
    • Hideki Nakajima
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system for working machine

    • Patent number 12,146,298
    • Issue date Nov 19, 2024
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic machine

    • Patent number 12,135,046
    • Issue date Nov 5, 2024
    • Volvo Construction Equipment AB
    • Minheuk Kang
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic system

    • Patent number 12,066,042
    • Issue date Aug 20, 2024
    • Hitachi Construction Machinery Co., Ltd.
    • Jun Okamura
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic drive system

    • Patent number 12,055,162
    • Issue date Aug 6, 2024
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Tomomichi Nose
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Air cylinder, head cover, and rod cover

    • Patent number 11,959,500
    • Issue date Apr 16, 2024
    • SMC Corporation
    • Youji Takakuwa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Control device and hydraulic system including the same

    • Patent number 11,933,331
    • Issue date Mar 19, 2024
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Tomomichi Nose
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic system

    • Patent number 11,927,205
    • Issue date Mar 12, 2024
    • Komatsu Ltd.
    • Yuichi Hishinuma
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Construction machine

    • Patent number 11,920,325
    • Issue date Mar 5, 2024
    • Hitachi Construction Machinery Co., Ltd.
    • Akira Kanazawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system for working machine

    • Patent number 11,846,090
    • Issue date Dec 19, 2023
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work vehicle

    • Patent number 11,827,497
    • Issue date Nov 28, 2023
    • Tadano Ltd.
    • Kazushi Sanada
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic control systems and methods using multi-function dynamic...

    • Patent number 11,761,466
    • Issue date Sep 19, 2023
    • HUSCO International, Inc.
    • Timothy Opperwall
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic drive system

    • Patent number 11,753,801
    • Issue date Sep 12, 2023
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Akihiro Kondo
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine

    • Patent number 11,739,502
    • Issue date Aug 29, 2023
    • Hitachi Construction Machinery Co., Ltd.
    • Kento Kumagai
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Drive device for hydraulic cylinder in work machine

    • Patent number 11,725,673
    • Issue date Aug 15, 2023
    • Kobelco Construction Machinery Co., Ltd.
    • Koji Ueda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine and control method

    • Patent number 11,719,335
    • Issue date Aug 8, 2023
    • Komatsu Ltd.
    • Akira Nakashima
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system of construction machine

    • Patent number 11,697,918
    • Issue date Jul 11, 2023
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Akihiro Kondo
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic control system

    • Patent number 11,692,332
    • Issue date Jul 4, 2023
    • Caterpillar SARL
    • Hideki Nakajima
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system of construction machine

    • Patent number 11,649,611
    • Issue date May 16, 2023
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Akihiro Kondo
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic system of work machine and work machine

    • Patent number 11,644,098
    • Issue date May 9, 2023
    • Kubota Corporation
    • Yuji Fukuda
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Fluid circuit for air cylinder

    • Patent number 11,619,245
    • Issue date Apr 4, 2023
    • SMC Corporation
    • Naoki Shinjo
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic system for working machine

    • Patent number 11,608,616
    • Issue date Mar 21, 2023
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic circuit

    • Patent number 11,603,645
    • Issue date Mar 14, 2023
    • Volvo Construction Equipment AB
    • Dongwook Kim
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Material moving machines and pilot hydraulic switching systems for...

    • Patent number 11,466,426
    • Issue date Oct 11, 2022
    • Caterpillar Trimble Control Technologies LLC
    • Kyle Davis
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine

    • Patent number 11,454,004
    • Issue date Sep 27, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Kento Kumagai
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine

    • Patent number 11,391,020
    • Issue date Jul 19, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Hiroki Ishii
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Flow controller and driving apparatus including the same

    • Patent number 11,339,806
    • Issue date May 24, 2022
    • SMC Corporation
    • Akiho Nishimura
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Flow control valve and hydraulic machine including the same

    • Patent number 11,286,962
    • Issue date Mar 29, 2022
    • Volvo Construction Equipment AB
    • Jinwook Kim
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Electrohydraulic control device for construction machine and method...

    • Patent number 11,286,647
    • Issue date Mar 29, 2022
    • Doosan Infracore Co., Ltd.
    • Taeyoon Kim
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system in work machine

    • Patent number 11,280,064
    • Issue date Mar 22, 2022
    • Kubota Corporation
    • Yuji Fukuda
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    ASSEMBLY FOR A FLUID-FILLED PISTON-CYLINDER UNIT AND FLUID-FILLED P...

    • Publication number 20240117825
    • Publication date Apr 11, 2024
    • SUSPA GMBH
    • Ludwig FELLNER
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC SYSTEM FOR WORKING MACHINE

    • Publication number 20240060273
    • Publication date Feb 22, 2024
    • KUBOTA CORPORATION
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC DRIVE SYSTEM

    • Publication number 20230235755
    • Publication date Jul 27, 2023
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Tomomichi NOSE
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC SYSTEM FOR WORKING MACHINE

    • Publication number 20230160179
    • Publication date May 25, 2023
    • KUBOTA CORPORATION
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    VALVE CALIBRATION SYSTEM AND CALIBRATION METHOD

    • Publication number 20230078399
    • Publication date Mar 16, 2023
    • CATERPILLAR S.A.R.L.
    • Hideki Nakajima
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    AIR CYLINDER, HEAD COVER, AND ROD COVER

    • Publication number 20220349426
    • Publication date Nov 3, 2022
    • SMC Corporation
    • Youji TAKAKUWA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Work Machine

    • Publication number 20220333348
    • Publication date Oct 20, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Kento KUMAGAI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Work Machine

    • Publication number 20220298752
    • Publication date Sep 22, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Kento KUMAGAI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    FLUID CIRCUIT FOR AIR CYLINDER

    • Publication number 20220268298
    • Publication date Aug 25, 2022
    • SMC Corporation
    • Naoki SHINJO
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC SYSTEM IN WORK MACHINE

    • Publication number 20220154428
    • Publication date May 19, 2022
    • KUBOTA CORPORATION
    • Yuji FUKUDA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    DRIVE DEVICE FOR HYDRAULIC CYLINDER IN WORK MACHINE

    • Publication number 20220120295
    • Publication date Apr 21, 2022
    • KOBELCO CONSTRUCTION MACHINERY CO., LTD.
    • Koji Ueda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Control Systems and Methods Using Multi-Function Dynamic...

    • Publication number 20220010821
    • Publication date Jan 13, 2022
    • HUSCO International, Inc.
    • Timothy Opperwall
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    CONSTRUCTION MACHINE

    • Publication number 20210317636
    • Publication date Oct 14, 2021
    • Hitachi Construction Machinery Co., Ltd.
    • Akira KANAZAWA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Flow Control Valve with Load-Sense Signal Generation

    • Publication number 20210207725
    • Publication date Jul 8, 2021
    • Sun Hydraulics, LLC
    • Bernd Zähe
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    FLOW CONTROL VALVE AND HYDRAULIC MACHINE INCLUDING THE SAME

    • Publication number 20210207622
    • Publication date Jul 8, 2021
    • VOLVO CONSTRUCTION EQUIPMENT AB
    • Jinwook Kim
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic Control Arrangement for Supplying Pressure Medium to at l...

    • Publication number 20210131455
    • Publication date May 6, 2021
    • ROBERT BOSCH GmbH
    • Botond Szeles
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC SYSTEM OF WORK MACHINE AND WORK MACHINE

    • Publication number 20210102626
    • Publication date Apr 8, 2021
    • KUBOTA CORPORATION
    • Yuji FUKUDA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    METHOD AND APPARATUS FOR CONVERSION OF SINGLE-ACTING PNEUMATIC ACTU...

    • Publication number 20210054854
    • Publication date Feb 25, 2021
    • Hybrid Automation, Inc.
    • Robert Connal
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC IMPLEMENT FLUID RECOVERY

    • Publication number 20210022281
    • Publication date Jan 28, 2021
    • Deere & Company
    • MICHAEL M. WHITNEY
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    VALVE DEVICE

    • Publication number 20200378409
    • Publication date Dec 3, 2020
    • HYDAC FLUIDTECHNIK GMBH
    • Peter BRUCK
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC CIRCUIT

    • Publication number 20200362537
    • Publication date Nov 19, 2020
    • VOLVO CONSTRUCTION EQUIPMENT AB
    • Dongwook Kim
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    CONTROL VALVE

    • Publication number 20200318747
    • Publication date Oct 8, 2020
    • KYB Corporation
    • Toshiyuki KITANI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC SYSTEM IN WORK MACHINE

    • Publication number 20200240439
    • Publication date Jul 30, 2020
    • KUBOTA CORPORATION
    • Yuji FUKUDA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC SYSTEM OF WORK MACHINE AND WORK MACHINE

    • Publication number 20200224764
    • Publication date Jul 16, 2020
    • KUBOTA CORPORATION
    • Yuji FUKUDA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    METHODS AND APPARATUS TO ENABLE BOOM BOUNCE REDUCTION AND PREVENT U...

    • Publication number 20200003239
    • Publication date Jan 2, 2020
    • Eaton Intelligent Power Limited
    • Meng WANG
    • E04 - BUILDING
  • Information Patent Application

    DUAL VALVE FLUID ACTUATOR ASSEMBLY

    • Publication number 20190376531
    • Publication date Dec 12, 2019
    • Nikon Corporation
    • Alex Ka Tim Poon
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC IMPLEMENT FLUID RECOVERY

    • Publication number 20190343033
    • Publication date Nov 14, 2019
    • Deere & Company
    • MICHAEL M. WHITNEY
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    HYDRAULIC CONTROL CIRCUIT FOR AN ARTICULATION ASSEMBLY

    • Publication number 20190301139
    • Publication date Oct 3, 2019
    • Deere & Company
    • Adam Zell
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    ELECTRO-HYDRAULIC CONTROL SYSTEM WITH FAIL-SAFE PILOT VALVES

    • Publication number 20190257328
    • Publication date Aug 22, 2019
    • Parker Hannifin EMEA S.à.r.l.
    • Björn Erikksson
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Construction Machine

    • Publication number 20190194904
    • Publication date Jun 27, 2019
    • Hitachi Construction Machinery Co., Ltd.
    • Hideo KARASAWA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING