TREA

Noriko Iwata

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  • Nagoya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Water-absorptive soft contact lens
    • Patent number 5,741,830
    • Issue date Apr 21, 1998
    • Menicon Co., Ltd.
    • Miyuki Kamiya
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing a tinted contact lens
    • Patent number 5,516,467
    • Issue date May 14, 1996
    • Menicon Co., Ltd.
    • Kazuharu Niwa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Water-absorptive contact lens
    • Patent number 5,426,133
    • Issue date Jun 20, 1995
    • Menicon Co., Ltd.
    • Yasuhito Hishida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Soft ocular lens material
    • Patent number 5,416,180
    • Issue date May 16, 1995
    • Menicon Co., Ltd.
    • Yasuhiro Yokoyama
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ocular lens material
    • Patent number 5,416,132
    • Issue date May 16, 1995
    • Menicon Co., Ltd.
    • Yasuhiro Yokoyama
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ocular lens material
    • Patent number 5,346,946
    • Issue date Sep 13, 1994
    • Menicon Co., Ltd.
    • Yasuhiro Yokoyama
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Soft ocular lens material
    • Patent number 4,954,586
    • Issue date Sep 4, 1990
    • Menicon Co., Ltd
    • Nobuyuki Toyoshima
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...