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Tetsuo Udagawa

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  • Omiya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Three-dimensional image scanner and heat-insulating device for opti...
    • Patent number 6,636,255
    • Issue date Oct 21, 2003
    • Fuji Photo Optical Co., Ltd.
    • Fumio Kobayashi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Glass unit
    • Patent number 6,002,379
    • Issue date Dec 14, 1999
    • Fuji Photo Optical Co., Ltd.
    • Tetsuo Udagawa
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Observing apparatus
    • Patent number 5,825,480
    • Issue date Oct 20, 1998
    • Fuji Photo Optical Co., Ltd.
    • Tetsuo Udagawa
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Image stabilized optical system
    • Patent number 5,798,863
    • Issue date Aug 25, 1998
    • Fuji Photo Optical Co., Ltd.
    • Tetsuo Udagawa
    • G02 - OPTICS