TREA

Douglas C. Hansen

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  • Bellevue, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Breaching assist tool
    • Patent number 10,946,222
    • Issue date Mar 16, 2021
    • KBT, LLC
    • Douglas C. Hansen
    • A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

  • Information Patent Application

    GAS-POWERED BREAKING TOOL
    • Publication number 20250235722
    • Publication date Jul 24, 2025
    • KBT, LLC
    • Douglas C. Hansen
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Application

    BREACHING ASSIST TOOL
    • Publication number 20180021604
    • Publication date Jan 25, 2018
    • KBT, LLC
    • Douglas C. Hansen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS