Inventor
KUMADA HIROMITSU
JP24 patents
⚠️ This page may combine multiple inventors who share the name “KUMADA HIROMITSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
19 patentsUS8744296B2Jun 3, 2014
Image forming apparatus
CANON KK26 citations92
US7630662B2Dec 8, 2009
Image forming apparatus for fixing an image on a recording material and a current detection circuit therefor
CANON KK41 citations92
US11994817B2May 28, 2024
Image forming apparatus
CANON KK2 citations73
US11514283B2Nov 29, 2022
Image forming system
CANON KK5 citations73
US11360420B2Jun 14, 2022
Image forming apparatus, abnormality diagnosis method, and image forming system
CANON KK3 citations73
US9507288B2Nov 29, 2016
Image forming apparatus that detects electrostatic latent image for correction
CANON KK6 citations72
US11353815B2Jun 7, 2022
Recording material determination device that determines type of recording material, and image forming apparatus
CANON KK2 citations70
US12339607B2Jun 24, 2025
Image forming apparatus
CANON KK0 citations62
US12124201B2Oct 22, 2024
Image forming apparatus, abnormality diagnosis method, and image forming system
CANON KK0 citations62
US11256205B2Feb 22, 2022
Recording material determination apparatus and image forming apparatus that receive ultrasonic waves
CANON KK0 citations60
US10915052B2Feb 9, 2021
Recording material determination apparatus and image forming apparatus that receive ultrasonic waves
CANON KK1 citations60
US12265061B2Apr 1, 2025
Recording material detection device, image forming apparatus, and ultrasonic emission device
CANON KK0 citations51
US9354540B2May 31, 2016
Image forming apparatus which uses electrostatic latent image for color misregistration correction
CANON KK0 citations51
US9110422B2Aug 18, 2015
Color image forming apparatus
CANON KK0 citations51
US8891984B2Nov 18, 2014
Color image forming apparatus
CANON KK1 citations51
US8879970B2Nov 4, 2014
Image forming apparatus which uses electrostatic latent image for color misregistration correction
CANON KK0 citations51
US9091989B2Jul 28, 2015
Color image forming apparatus
CANON KK0 citations50
US11709457B2Jul 25, 2023
Apparatus that uses ultrasonic sensor for plurality of purposes
CANON KK0 citations49
US10082749B2Sep 25, 2018
Image forming apparatus for forming and transferring a toner image
CANON KK0 citations41