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Norio Umezu

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Patents Grantslast 30 patents

  • Information Patent Grant

    Air filter material
    • Patent number 7,968,176
    • Issue date Jun 28, 2011
    • Dynic Corporation
    • Norio Umezu
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Nonwoven fabrics for printing
    • Patent number 5,240,767
    • Issue date Aug 31, 1993
    • Dynic Corporation
    • Norio Umezu
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Grant

    Composite air-filtering material
    • Patent number 5,198,294
    • Issue date Mar 30, 1993
    • Dynic Corporation
    • Takuichiro Masuda
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Air filter material
    • Publication number 20080070022
    • Publication date Mar 20, 2008
    • DYNIC CORPORATION
    • Norio Umezu
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL