TREA

Craig D. Moritz

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  • Vadnais Heights, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Retaining wall block and retaining wall block system
    • Patent number 11,598,094
    • Issue date Mar 7, 2023
    • Keystone Retaining Wall Systems LLC
    • Robert John Lundell
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Retaining wall block and retaining wall block system
    • Patent number 10,760,269
    • Issue date Sep 1, 2020
    • Keystone Retaining Wall Systems LLC
    • Robert John Lundell
    • E04 - BUILDING
  • Information Patent Grant

    Wall block
    • Patent number D846760
    • Issue date Apr 23, 2019
    • Keystone Retaining Wall Systems LLC
    • Robert John Lundell
    • D25 - Building units and construction elements

Patents Applicationslast 30 patents