TREA

Michael B. Roska

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  • Portland, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wear member and wear assembly for earth working equipment
    • Patent number 11,970,843
    • Issue date Apr 30, 2024
    • ESCO Group LLC
    • Scott H. Zenier
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Lip for excavating bucket
    • Patent number 11,952,742
    • Issue date Apr 9, 2024
    • ESCO Group LLC
    • Robin K. Churchill
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Lock for securing a wear member
    • Patent number 11,441,296
    • Issue date Sep 13, 2022
    • ESCO Group LLC
    • Bruce C. Bingham
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Wear assembly
    • Patent number 11,359,355
    • Issue date Jun 14, 2022
    • ESCO Group LLC
    • Mark A. Cheyne
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Lock for securing a wear member for earth working equipment
    • Patent number 11,261,585
    • Issue date Mar 1, 2022
    • ESCO Group LLC
    • Scott H. Zenier
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Wear assembly having a lock
    • Patent number 11,155,982
    • Issue date Oct 26, 2021
    • ESCO Group LLC
    • Christopher A. Johnston
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Wear assembly
    • Patent number 11,072,913
    • Issue date Jul 27, 2021
    • ESCO Group LLC
    • Mark A. Cheyne
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Lock for a wear assembly
    • Patent number 10,655,307
    • Issue date May 19, 2020
    • ECSO Group LLC
    • Christopher A. Johnston
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Wear part for earth working equipment
    • Patent number 10,612,214
    • Issue date Apr 7, 2020
    • ESCO Group LLC
    • Scott H. Zenier
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Wear assembly
    • Patent number 10,364,554
    • Issue date Jul 30, 2019
    • ESCO Group LLC
    • Mark A. Cheyne
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Wear part for earth working equipment
    • Patent number D837834
    • Issue date Jan 8, 2019
    • ESCO Group LLC
    • Scott H. Zenier
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Lock for a wear assembly
    • Patent number 10,024,036
    • Issue date Jul 17, 2018
    • ESCO Corporation
    • Christopher A. Johnston
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Wear assembly
    • Patent number 9,322,150
    • Issue date Apr 26, 2016
    • ESCO Corporation
    • Christopher A. Johnston
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Wear assembly
    • Patent number 9,222,243
    • Issue date Dec 29, 2015
    • ESCO Corporation
    • Mark A. Cheyne
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    LIP FOR EXCAVATING BUCKET
    • Publication number 20240247463
    • Publication date Jul 25, 2024
    • ESCO Group LLLC
    • Robin K. Churchill
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    WEAR ASSEMBLY
    • Publication number 20220381009
    • Publication date Dec 1, 2022
    • ESCO Group LLLC
    • Bruce C. Bingham
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WEAR ASSEMBLY
    • Publication number 20220290413
    • Publication date Sep 15, 2022
    • ESCO Group LLC
    • Michael B. Roska
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    LOCK FOR SECURING A WEAR MEMBER FOR EARTH WORKING EQUIPMENT
    • Publication number 20220145595
    • Publication date May 12, 2022
    • ESCO Group LLC
    • Scott H. Zenier
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WEAR MEMBER
    • Publication number 20210238829
    • Publication date Aug 5, 2021
    • ESCO Group LLC
    • Timothy E. Griffin
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    LIP FOR EXCAVATING BUCKET
    • Publication number 20200308804
    • Publication date Oct 1, 2020
    • ESCO Group LLC
    • Robin K. Churchill
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WEAR ASSEMBLY
    • Publication number 20200240120
    • Publication date Jul 30, 2020
    • ESCO Group LLC
    • Christopher A. Johnston
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    LOCK FOR SECURING A WEAR MEMBER FOR EARTH WORKING EQUIPMENT
    • Publication number 20200224393
    • Publication date Jul 16, 2020
    • ESCO Group LLC
    • Scott H. Zenier
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WEAR ASSEMBLY
    • Publication number 20200131743
    • Publication date Apr 30, 2020
    • ESCO Group LLC
    • Bruce C. Bingham
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WEAR ASSEMBLY
    • Publication number 20180266084
    • Publication date Sep 20, 2018
    • ESCO Corporation
    • Mark A. Cheyne
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WEAR ASSEMBLY
    • Publication number 20180266085
    • Publication date Sep 20, 2018
    • ESCO Corporation
    • Mark A. Cheyne
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    LOCK FOR A WEAR ASSEMBLY
    • Publication number 20180148908
    • Publication date May 31, 2018
    • Esco Corporation
    • Christopher A. Johnston
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WEAR PART FOR EARTH WORKING EQUIPMENT
    • Publication number 20170321396
    • Publication date Nov 9, 2017
    • Esco Corporation
    • Scott H. Zenier
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WEAR ASSEMBLY
    • Publication number 20160201299
    • Publication date Jul 14, 2016
    • Esco Corporation
    • Christopher A. Johnston
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WEAR ASSEMBLY
    • Publication number 20150368884
    • Publication date Dec 24, 2015
    • ESCO Corporation
    • Mark A. Cheyne
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WEAR ASSEMBLY
    • Publication number 20140215868
    • Publication date Aug 7, 2014
    • Esco Corporation
    • Christopher A. Johnston
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WEAR ASSEMBLY
    • Publication number 20130174453
    • Publication date Jul 11, 2013
    • Esco Corporation
    • Mark A. Cheyne
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING