Akihiko Obama

6 Patents

• US122984852025

  Variable Magnification Optical System, Optical Device, and Method for Producing Variable Magnification Optical System

  Nikon Corporation

  0 cites
• US120724772024

  Variable Magnification Optical System, Optical Device, and Method for Manufacturing Variable Magnification Optical System

  Nikon Corporation

  0 cites
• US118926102024

  Variable Magnification Optical System, Optical Device, and Method for Producing Variable Magnification Optical System

  Nikon Corporation

  0 cites
• US117142682023

  Variable Magnification Optical System, Optical Device, and Method for Manufacturing Variable Magnification Optical System

  Nikon Corporation

  0 cites
• US116530962023

  Calculation Device, Interchangeable Lens, Camera Body, and Imaging Device

  NIKON CORPORATION

  0 cites
• US115794212023

  Zoom Lens, Optical Apparatus, and Method for Manufacturing Zoom Lens

  NIKON CORPORATION

  0 cites