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Donald P. Grasso

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  • Wilmette, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    High speed door assembly
    • Patent number 8,316,915
    • Issue date Nov 27, 2012
    • Rytec Corporation
    • Brian Norbert Drifka
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Sensor and imaging system
    • Patent number 7,522,745
    • Issue date Apr 21, 2009
    • Donald P. Grasso
    • G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

  • Information Patent Application

    High Speed Door Assembly
    • Publication number 20130152471
    • Publication date Jun 20, 2013
    • Brian Norbert Drifka
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    High Speed Door Assembly
    • Publication number 20110005138
    • Publication date Jan 13, 2011
    • Rytec Corporation
    • Brian Norbert Drifka
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Sensor and imaging system
    • Publication number 20050074140
    • Publication date Apr 7, 2005
    • Donald P. Grasso
    • G06 - COMPUTING CALCULATING COUNTING