David Neff

Person

  • Willoughby, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Bonded particle filters

    • Patent number 7,157,043
    • Issue date Jan 2, 2007
    • Pyrotek, Inc.
    • David Neff
    • B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

  • Information Patent Application

    Bonded particle filters

    • Publication number 20040123970
    • Publication date Jul 1, 2004
    • Metaullics Systems Co. L.P.
    • David Neff
    • B22 - CASTING POWDER METALLURGY