Lawrence Mark Knorr

Person

  • Midlothia, VA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid filtration media

    • Patent number 9,180,393
    • Issue date Nov 10, 2015
    • E I du Pont de Nemours and Company
    • Guanghui Chen
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Grant

    Liquid filtration media

    • Patent number 8,038,013
    • Issue date Oct 18, 2011
    • E. I. Du Pont de Nemours and Company
    • Guanghui Chen
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Liquid filtration media

    • Patent number 7,993,523
    • Issue date Aug 9, 2011
    • E. I. Du Pont de Nemours and Company
    • Guanghui Chen
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Grant

    Method and apparatus for making spiral wound sleeves for printing c...

    • Patent number 5,458,708
    • Issue date Oct 17, 1995
    • E. I. Du Pont de Nemours and Company
    • Roland C. Gardner
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method and apparatus for making spiral wound sleeves for printing c...

    • Patent number 5,425,693
    • Issue date Jun 20, 1995
    • E. I. Du Pont de Nemours and Company
    • Roland C. Gardner
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    LIQUID FILTRATION MEDIA

    • Publication number 20110042316
    • Publication date Feb 24, 2011
    • E.I. du Pont de Nemours and Company
    • Guanghui Chen
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Application

    Liquid filtration media

    • Publication number 20090026137
    • Publication date Jan 29, 2009
    • E.I. Du Pont De Nemours and Company
    • Guanghui Chen
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Application

    Liquid filtration media

    • Publication number 20080217239
    • Publication date Sep 11, 2008
    • Guanghui Chen
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL