Inventor

Kageyama Chiharu

JP3 patents

Patents

3 patents

US10162306B2Dec 25, 2018

Image forming apparatus

CANON KK3 citations69

US10025270B2Jul 17, 2018

Image forming apparatus

CANON KK4 citations69

US12481242B2Nov 25, 2025

Duct unit and image forming apparatus

CANON KK0 citations59