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Ronald L. Krenzel

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  • Boulder, CO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Luggage handle
    • Patent number 4,838,396
    • Issue date Jun 13, 1989
    • Delsey Luggage Company
    • Ronald L. Krenzel
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Soft sided luggage frame
    • Patent number 4,762,211
    • Issue date Aug 9, 1988
    • Delsey Luggage Company
    • Ronald L. Krenzel
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Sewn polyolefin and fabric bag and method of making bag
    • Patent number 4,703,519
    • Issue date Oct 27, 1987
    • Ronald L. Krenzel
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL