P

Assignee

OYAMA TADAAKI

JP5 patents

Top patents by PatentIndex Score

US11694455B2Jul 4, 2023

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

OYAMA TADAAKI0 citations60
US11457116B2Sep 27, 2022

Image processing apparatus and image reading method

OYAMA TADAAKI1 citations60
US8711444B2Apr 29, 2014

Light-source control device, light-source control method, image reading device, and image forming apparatus

OYAMA TADAAKI3 citations59
US8537431B2Sep 17, 2013

Light source driving device, and image processing device, image reading device and image forming apparatus using the light source driving device

OYAMA TADAAKI2 citations59
US11095788B2Aug 17, 2021

Document size detection device, image reading device, image forming apparatus, document size detecting method, and recording medium

OYAMA TADAAKI0 citations48