Inventor
Yamaya Fumihiko
JP11 patents
Patents
11 patentsUS9857721B2Jan 2, 2018
Light source device, optical scanning apparatus and image forming apparatus
CANON KK3 citations71
US12304224B2May 20, 2025
Image forming apparatus
CANON KK0 citations62
US11820158B2Nov 21, 2023
Image forming apparatus
CANON KK0 citations62
US11383413B2Jul 12, 2022
Manufacturing method of polygonal mirror, polygonal mirror, deflector, optical scanning apparatus and image forming apparatus
CANON KK0 citations62
US12135513B2Nov 5, 2024
Toner conveying apparatus having toner conveying paths and image forming apparatus
CANON KK0 citations60
US11782361B2Oct 10, 2023
Toner conveying apparatus having orthogonal toner conveying paths and image forming apparatus
CANON KK0 citations60
US11300901B2Apr 12, 2022
Toner conveying apparatus having orthogonal toner conveying paths and image forming apparatus
CANON KK0 citations60
US11366310B2Jun 21, 2022
Polygonal mirror, deflector, optical scanning apparatus and image forming apparatus
CANON KK0 citations51
US10976541B2Apr 13, 2021
Scanning optical device and image forming apparatus
CANON KK0 citations51
US10656552B2May 19, 2020
Light deflector, optical scanning device, and image forming apparatus
CANON KK0 citations39
US9971273B2May 15, 2018
Image forming apparatus
CANON KK0 citations38