Akira Yokoyama

4 Patents

• US124613342025

  Lens Barrel, Lens Apparatus and Image Pickup Apparatus

  CANON KABUSHIKI KAISHA

  0 cites
• US122946802025

  Image Reading Apparatus, Image Reading Method, and Non-transitory Recording Medium

  RICOH COMPANY, Ltd.

  0 cites
• US121773962024

  Image Reading Device Determining Transmission Destination

  RICOH COMPANY, Ltd.

  0 cites
• US120382752024

  Power Generation Element, and Magnetic Sensor, Encoder, and Motor Using the Same

  MITSUBISHI ELECTRIC CORPORATION

  0 cites