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Joseph Petrzelka

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  • Cambridge, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Articulating tool and methods of using
    • Patent number 11,033,306
    • Issue date Jun 15, 2021
    • Charles River Engineering Solutions and Technologies, LLC
    • Joseph E. Petrzelka
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Articulating tool and methods of using
    • Patent number 9,924,986
    • Issue date Mar 27, 2018
    • Charles River Engineering Solutions and Technologies, LLC
    • Joseph E. Petrzelka
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Articulating tool and methods of using
    • Patent number 8,568,417
    • Issue date Oct 29, 2013
    • Charles River Engineering Solutions and Technologies, LLC
    • Joseph Petrzelka
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    ARTICULATING TOOL AND METHODS OF USING
    • Publication number 20180325567
    • Publication date Nov 15, 2018
    • Charles River Engineering Solutions and Technologies, LLC
    • Joseph E. PETRZELKA
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ARTICULATING TOOL AND METHODS OF USING
    • Publication number 20140052194
    • Publication date Feb 20, 2014
    • Charles River Engineering Solutions and Technologies, LLC
    • Joseph E. Petrzelka
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Articulating Tool and Methods of Using
    • Publication number 20110152867
    • Publication date Jun 23, 2011
    • Joseph Petrzelka
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE