Inventor
IIJIMA ICHIRO
JP6 patents
Patents
6 patentsUS11296896B2Apr 5, 2022
Method of authenticating authentication-target apparatus using challenge and response
CANON KK2 citations71
US10965451B2Mar 30, 2021
Authentication method, authentication device, authentication target device and image forming apparatus
CANON KK2 citations71
US10469243B2Nov 5, 2019
Communication apparatus, replacement unit, and image forming apparatus
CANON KK3 citations71
US11101972B2Aug 24, 2021
Communication apparatus, replacement unit, and image forming apparatus
CANON KK1 citations60
US10637699B2Apr 28, 2020
Data carrier apparatus, data carrier drive apparatus, communication system and replaceable part of image forming apparatus
CANON KK1 citations59
US12542656B2Feb 3, 2026
Authentication apparatus and image-forming apparatus
CANON KK0 citations50