Tadaaki Oyama

4 Patents

• US124523822025

  Information Processing Apparatus, Information Processing System, Method for Processing Information, and Non-transitory Recording Medium

  RICOH COMPANY, Ltd.

  0 cites
• US116944552023

  Fraud Confirmation Assisting Apparatus and Fraud Confirmation Method Including a Light Source Irradiating an Object in the Invisible Wavelength Range and Read by a Reading Sensor to Output a Plurality of Pieces of Fraud Confirmation Information

  RICOH COMPANY, Ltd.

  0 cites
• US116958922023

  Reading Device and Method of Detecting Feature Amount from Visible or Invisible Image

  RICOH COMPANY, Ltd.

  0 cites
• US115531082023

  Reading Device, Image Forming Apparatus, and Method

  RICOH COMPANY, Ltd.

  0 cites