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John H. Ko

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  • Woodbury, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Silicone adhesives, articles, and methods
    • Patent number 6,703,120
    • Issue date Mar 9, 2004
    • 3M Innovative Properties Company
    • John H. Ko
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Patterned article having alternating hydrophilic and hydrophobic su...
    • Patent number 6,352,758
    • Issue date Mar 5, 2002
    • 3M Innovative Properties Company
    • Tzu-Li J. Huang
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Modified polycaprolactone composition
    • Patent number 6,107,366
    • Issue date Aug 22, 2000
    • 3M Innovative Properties Company
    • Sharon R. Benjamin
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Compliant lens block and tape
    • Patent number 6,074,290
    • Issue date Jun 13, 2000
    • Minnesota Mining and Manufacturing Company
    • John H. Ko
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Thermoplastic lens blocking material
    • Patent number 6,036,313
    • Issue date Mar 14, 2000
    • 3M Innovative Properties Company
    • Sharon R. Benjamin
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Thermoplastic lens blocking material
    • Patent number 5,885,700
    • Issue date Mar 23, 1999
    • Minnesota Mining and Manufacturing Company
    • James A. Weldon
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Anti-reflective, abrasion resistant, anti-fogging coated articles a...
    • Patent number 5,846,650
    • Issue date Dec 8, 1998
    • Minnesota Mining and Manufacturing Company
    • John H. Ko
    • G02 - OPTICS
  • Information Patent Grant

    Method of holding an ophthalmic lens blank
    • Patent number 5,827,390
    • Issue date Oct 27, 1998
    • Minnesota Mining and Manufacturing Company
    • Sharon R. Benjamin
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polycaprolactone lens blocking material
    • Patent number 5,763,075
    • Issue date Jun 9, 1998
    • Minnesota Mining and Manufacturing Company
    • Sharon R. Benjamin
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Thermoplastic lens blocking material
    • Patent number 5,754,269
    • Issue date May 19, 1998
    • Minnesota Mining and Manufacturing Company
    • Sharon R. Benjamin
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Medical tubing and assemblies
    • Patent number 5,738,923
    • Issue date Apr 14, 1998
    • Minnesota Mining and Manufacturing Company
    • John H. Ko
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Medical device assemblies constructed from multilayered films
    • Patent number 5,712,044
    • Issue date Jan 27, 1998
    • Minnesota Mining and Manufacturing Company
    • Dan L. Fanselow
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Flexible, chlorine free multilayered tubing
    • Patent number 5,562,127
    • Issue date Oct 8, 1996
    • Minnesota Mining and Manufacturing Company
    • Dan L. Fanselow
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    CARD WITH A TEARABLE SECURITY LAMINATE
    • Publication number 20100028619
    • Publication date Feb 4, 2010
    • 3M Innovative Properties Company
    • John H. Ko
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER