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Masateru Asayama

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Interchangeable lens
    • Patent number 10,948,684
    • Issue date Mar 16, 2021
    • Nikon Corporation
    • Koji Nagaoka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Lens barrel and optical apparatus
    • Patent number 10,739,553
    • Issue date Aug 11, 2020
    • Nikon Corporation
    • Masateru Asayama
    • G02 - OPTICS
  • Information Patent Grant

    Lens barrel and optical apparatus
    • Patent number 9,958,635
    • Issue date May 1, 2018
    • Nikon Corporation
    • Masateru Asayama
    • G02 - OPTICS
  • Information Patent Grant

    Lens barrel and optical apparatus
    • Patent number 9,268,109
    • Issue date Feb 23, 2016
    • Nikon Corporation
    • Masateru Asayama
    • G02 - OPTICS
  • Information Patent Grant

    Autofocus lens barrel
    • Patent number 6,094,538
    • Issue date Jul 25, 2000
    • Nikon Corporation
    • Masateru Asayama
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    INTERCHANGEABLE LENS
    • Publication number 20200026023
    • Publication date Jan 23, 2020
    • Nikon Corporation
    • Koji NAGAOKA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LENS BARREL AND OPTICAL APPARATUS
    • Publication number 20180224627
    • Publication date Aug 9, 2018
    • Nikon Corporation
    • Masateru Asayama
    • G02 - OPTICS
  • Information Patent Application

    LENS BARREL AND OPTICAL APPARATUS
    • Publication number 20160124179
    • Publication date May 5, 2016
    • Nikon Corporation
    • Masateru Asayama
    • G02 - OPTICS
  • Information Patent Application

    LENS BARREL AND OPTICAL APPARATUS
    • Publication number 20140092486
    • Publication date Apr 3, 2014
    • Nikon Corporation
    • Masateru Asayama
    • G02 - OPTICS