TREA

Sean Donovan

Follow

Person

  • Howell, MI, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Seal with spiral grooves and mid-lip band
    • Patent number 8,454,025
    • Issue date Jun 4, 2013
    • Freudenberg-NOK General Partnership
    • Sean Donovan
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Lubricated Shaft Seal
    • Publication number 20130175763
    • Publication date Jul 11, 2013
    • Freudenberg-NOK General Partnership
    • Alexander Berdichevsky
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Seal with Spiral Grooves and Mid-Lip Band
    • Publication number 20110204579
    • Publication date Aug 25, 2011
    • Freudenberg-NOK General Partnership
    • Sean Donovan
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...