Inventor
KOIZUMI KAZUHISA
JP15 patents
⚠️ This page may combine multiple inventors who share the name “KOIZUMI KAZUHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
11 patentsUS7099614B2Aug 29, 2006
Color image forming apparatus and method of controlling same
CANON KK9 citations72
US10241434B2Mar 26, 2019
Image forming apparatus and position detection method
CANON KK2 citations71
US7359652B2Apr 15, 2008
Image forming apparatus with tone correction and control method thereof
CANON KK5 citations62
US10787331B2Sep 29, 2020
Sheet conveying apparatus and image forming apparatus
CANON KK1 citations61
US6756617B2Jun 29, 2004
Image sensing apparatus and reading apparatus
CANON KK4 citations61
US12339608B2Jun 24, 2025
Image forming system for inspecting quality of image formed on sheet and generates correction data to correct second image using the correction data
CANON KK0 citations50
US10437195B2Oct 8, 2019
Image forming apparatus having a heater that generates heat using alternating current voltage and a heater that generates heat using a direct current voltage
CANON KK0 citations50
US9946215B2Apr 17, 2018
Image forming apparatus that switches between a first supply mode and a second supply mode
CANON KK1 citations50
US11841665B2Dec 12, 2023
Image forming apparatus
CANON KK0 citations49
US11126128B2Sep 21, 2021
Image forming apparatus
CANON KK0 citations48
US11619898B2Apr 4, 2023
Image forming apparatus for controlling transfer voltage based on pattern
CANON KK0 citations47