Inventor
OHTA MITSUHIRO
JP20 patents
Patents
20 patentsUS5966578AOct 12, 1999
Heat-pressure fixing device and silicone rubber roller
CANON KK30 citations92
US9075386B2Jul 7, 2015
Image forming apparatus with a curl correcting unit
CANON KK6 citations83
US6437817B1Aug 20, 2002
Image forming apparatus and image forming method
CANON KK10 citations73
US11022908B2Jun 1, 2021
Image forming apparatus
CANON KK3 citations72
US10281834B2May 7, 2019
Optical scanning device
CANON KK2 citations72
US9977237B2May 22, 2018
Optical scanning device, and image forming apparatus equipped with the same
CANON KK3 citations72
US9411157B2Aug 9, 2016
Optical scanning device, and image forming apparatus equipped with the same
CANON KK4 citations72
US12304224B2May 20, 2025
Image forming apparatus
CANON KK0 citations62
US11852988B2Dec 26, 2023
Image forming apparatus with improved vibration rigidity
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
US11353805B2Jun 7, 2022
Image forming apparatus to address vibration rigidity of a scanner unit
CANON KK0 citations62
US11249303B2Feb 15, 2022
Rotary polygon mirror, light deflecting unit, and optical scanning apparatus including light deflecting unit
CANON KK0 citations62
US11086248B2Aug 10, 2021
Image forming apparatus with fan configured for dust-resistant cooling of optical scanning unit
CANON KK1 citations62
US11385457B2Jul 12, 2022
Optical scanning device having rotating polygon mirror, and image forming apparatus including the same
CANON KK0 citations52
US11366310B2Jun 21, 2022
Polygonal mirror, deflector, optical scanning apparatus and image forming apparatus
CANON KK0 citations51
US10649360B2May 12, 2020
Optical scanning device
CANON KK0 citations51
US9740135B2Aug 22, 2017
Optical scanning device
CANON KK0 citations51
US9557702B2Jan 31, 2017
Image forming apparatus with curl correcting unit
CANON KK1 citations51
US9558431B2Jan 31, 2017
Optical scanning apparatus
CANON KK0 citations41