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Akira Watanabe

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Conversion lens for single-lens reflex camera
    • Patent number D583847
    • Issue date Dec 30, 2008
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Strobe
    • Patent number D577053
    • Issue date Sep 16, 2008
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Conversion lens for single-lens reflex camera
    • Patent number D573625
    • Issue date Jul 22, 2008
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Digital camera
    • Patent number D560701
    • Issue date Jan 29, 2008
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Conversion lens for single-lens reflex camera
    • Patent number D550745
    • Issue date Sep 11, 2007
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Digital camera
    • Patent number D548259
    • Issue date Aug 7, 2007
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Digital camera
    • Patent number D548257
    • Issue date Aug 7, 2007
    • PENTAX Corporation
    • Koki Onuma
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Lens hood
    • Patent number D529065
    • Issue date Sep 26, 2006
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Digital camera
    • Patent number D524838
    • Issue date Jul 11, 2006
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Digital camera
    • Patent number D523458
    • Issue date Jun 20, 2006
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Conversion lens for single-lens reflex camera
    • Patent number D523057
    • Issue date Jun 13, 2006
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Digital camera
    • Patent number D509524
    • Issue date Sep 13, 2005
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Digital camera
    • Patent number D508709
    • Issue date Aug 23, 2005
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Binoculars
    • Patent number D492711
    • Issue date Jul 6, 2004
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Binoculars
    • Patent number D492335
    • Issue date Jun 29, 2004
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Digital camera
    • Patent number D487283
    • Issue date Mar 2, 2004
    • PENTAX Corporation
    • Akira Watanabe
    • D16 - Photography and optical equipment