TREA

Michael A. Roussin

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  • Peoria, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Impact ripper apparatus with linear reciprocating ram
    • Patent number 5,018,792
    • Issue date May 28, 1991
    • Caterpillar Inc.
    • Michael A. Roussin
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Impact bucket apparatus
    • Patent number 4,959,915
    • Issue date Oct 2, 1990
    • Caterpillar Inc.
    • Michael A. Roussin
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Control system for a multiple shank impact ripper
    • Patent number 4,834,461
    • Issue date May 30, 1989
    • Caterpillar Inc.
    • Jerry D. Fidler
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Recoil damper for a reciprocating member
    • Patent number 4,703,838
    • Issue date Nov 3, 1987
    • Caterpillar Tractor Co.
    • Michael A. Roussin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mounting frame for linear impact ripper assembly
    • Patent number 4,679,857
    • Issue date Jul 14, 1987
    • Caterpillar Inc.
    • Michael A. Roussin
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Modular impact ripper assembly
    • Patent number 4,453,772
    • Issue date Jun 12, 1984
    • Caterpillar Tractor Co.
    • Michael A. Roussin
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Flexible seal assembly
    • Patent number 4,422,650
    • Issue date Dec 27, 1983
    • Caterpillar Tractor Co.
    • Harold L. Reinsma
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ripper with offset impacting means and slotted shank
    • Patent number 4,379,595
    • Issue date Apr 12, 1983
    • Caterpillar Tractor Co.
    • Michael A. Roussin
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Self pumping seal for a reciprocating member
    • Patent number 4,345,768
    • Issue date Aug 24, 1982
    • Caterpillar Tractor Co.
    • Michael A. Roussin
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Belleville spring-loaded crescent seal
    • Patent number 4,240,642
    • Issue date Dec 23, 1980
    • Caterpillar Tractor Co.
    • Michael A. Roussin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gas loaded face seal
    • Patent number 4,189,158
    • Issue date Feb 19, 1980
    • Caterpillar Tractor Co.
    • Michael A. Roussin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...