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Norman E. Ritchie

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  • Portland, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vehicle shifter
    • Patent number 6,647,822
    • Issue date Nov 18, 2003
    • Freightliner LLC
    • Norman E. Ritchie
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Seat suspension system
    • Patent number 6,371,456
    • Issue date Apr 16, 2002
    • Freightliner LLC
    • Norman E. Ritchie
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Seat suspension method
    • Patent number 6,354,556
    • Issue date Mar 12, 2002
    • Freightliner LLC
    • Norman E. Ritchie
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Seat suspension vibration damper
    • Patent number 6,340,152
    • Issue date Jan 22, 2002
    • Freightliner LLC
    • Norman E. Ritchie
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vibration damper with latch
    • Patent number 6,286,819
    • Issue date Sep 11, 2001
    • Freightliner Corporation LLC
    • Norman E. Ritchie
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Seat support
    • Patent number 6,241,209
    • Issue date Jun 5, 2001
    • Freightliner LLC
    • Michael von Mayenburg
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Seat suspension system controller
    • Patent number 6,199,820
    • Issue date Mar 13, 2001
    • Freightliner LLC
    • Norman E. Ritchie
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Vehicle shifter
    • Publication number 20010022111
    • Publication date Sep 20, 2001
    • Norman E. Ritchie
    • B60 - VEHICLES IN GENERAL