Inventor
ISHIDATE TAKEHIRO
JP75 patents
⚠️ This page may combine multiple inventors who share the name “ISHIDATE TAKEHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
49 patentsUS9400444B2Jul 26, 2016
Image forming apparatus with improved timing for emitting beam detect light beam
CANON KK25 citations94
US9772577B2Sep 26, 2017
Light scanning apparatus
CANON KK17 citations92
US9720207B2Aug 1, 2017
Light scanning apparatus
CANON KK19 citations92
US9517638B2Dec 13, 2016
Light scanning apparatus and image forming apparatus
CANON KK21 citations92
US9316992B2Apr 19, 2016
Light scanning apparatus and image forming apparatus
CANON KK21 citations92
US9086645B2Jul 21, 2015
Light scanning apparatus
CANON KK25 citations92
US8947478B2Feb 3, 2015
Light scanning apparatus and image forming apparatus
CANON KK28 citations92
US9195063B2Nov 24, 2015
Light scanning apparatus and image forming apparatus
CANON KK25 citations90
US11042103B2Jun 22, 2021
Image forming apparatus having optical print head
CANON KK4 citations73
US10564589B2Feb 18, 2020
Image forming apparatus including optical print head
CANON KK2 citations73
US10498920B2Dec 3, 2019
Light scanning apparatus and image forming apparatus
CANON KK4 citations73
US10473922B2Nov 12, 2019
Casing of optical scanning apparatus and optical scanning apparatus
CANON KK4 citations73
US10451870B2Oct 22, 2019
Optical scanning apparatus and image forming apparatus
CANON KK5 citations73
US10429759B2Oct 1, 2019
Image forming apparatus having optical print head
CANON KK3 citations73
US10324396B2Jun 18, 2019
Light scanning apparatus, image forming apparatus, and housing
CANON KK4 citations73
US10303080B2May 28, 2019
Image forming apparatus with improved timing for emitting beam detect light beam
CANON KK5 citations73
US10303081B2May 28, 2019
Casing of a light scanning apparatus, light scanning apparatus, and image forming apparatus
CANON KK6 citations73
US10274860B2Apr 30, 2019
Method for manufacturing light scanning apparatus, and image forming apparatus
CANON KK4 citations73
US10185119B2Jan 22, 2019
Optical scanning apparatus with reflection mirror mounted by leaf springs and image forming apparatus therof
CANON KK5 citations73
US9692926B2Jun 27, 2017
Optical scanning apparatus and image forming apparatus
CANON KK2 citations73
US8902268B2Dec 2, 2014
Optical scanning apparatus and image forming apparatus
CANON KK4 citations73
US10503115B2Dec 10, 2019
Image forming apparatus including optical print head
CANON KK2 citations72
US10353337B2Jul 16, 2019
Image forming apparatus including optical print head
CANON KK2 citations72
US10551786B2Feb 4, 2020
Image forming apparatus including optical print head
CANON KK4 citations71
US12253810B2Mar 18, 2025
Image forming apparatus
CANON KK1 citations64
US9195162B2Nov 24, 2015
Cover member, light scanning apparatus, and image forming apparatus
CANON KK2 citations63
US9019332B2Apr 28, 2015
Cover member, light scanning apparatus, and image forming apparatus
CANON KK3 citations63
US12399446B2Aug 26, 2025
Image forming apparatus including duct structure that supports light emitting elements for exposing a photoconductor
CANON KK0 citations62
US12399459B2Aug 26, 2025
Image forming apparatus
CANON KK0 citations62
US12393136B2Aug 19, 2025
Image forming apparatus that cools an exposure device
CANON KK0 citations62
US12164257B2Dec 10, 2024
Cleaning rod for optical print head included in image forming apparatus
CANON KK0 citations62
US12164240B2Dec 10, 2024
Image forming apparatus including retractable exposure portion
CANON KK1 citations62
US12066766B2Aug 20, 2024
Image forming apparatus including duct structure that supports light emitting elements for exposing a photoconductor
CANON KK0 citations62
US12055869B2Aug 6, 2024
Image forming apparatus that cools an exposure device
CANON KK0 citations62
US12032327B2Jul 9, 2024
Image forming apparatus
CANON KK0 citations62
US11994826B2May 28, 2024
Image forming apparatus
CANON KK1 citations62
US11347158B2May 31, 2022
Image forming apparatus including optical print head
CANON KK1 citations62
US11340550B2May 24, 2022
Cleaning rod for optical print head included in image forming apparatus
CANON KK0 citations62
US11079698B2Aug 3, 2021
Image forming apparatus including optical print head
CANON KK0 citations62
US10824108B2Nov 3, 2020
Cleaning member used in image forming apparatus including optical print head, and image forming apparatus including optical print head
CANON KK1 citations62
US10459364B2Oct 29, 2019
Image forming apparatus having optical print head
CANON KK1 citations62
US10401754B2Sep 3, 2019
Image forming apparatus having optical print head
CANON KK1 citations62
US10928746B2Feb 23, 2021
Image forming apparatus including optical print head
CANON KK1 citations61
US12386308B2Aug 12, 2025
Image forming apparatus including exposure unit and exposure cooling unit
CANON KK0 citations52
US12298708B2May 13, 2025
Image forming apparatus with cooling configuration
CANON KK0 citations52
US12271149B2Apr 8, 2025
Image forming apparatus
CANON KK0 citations52
US11841632B2Dec 12, 2023
Optical print head, image forming apparatus including the optical print head, and manufacturing method of the optical print head
CANON KK0 citations52
US11827036B2Nov 28, 2023
Optical print head and method for manufacturing optical print head
CANON KK0 citations52
US11422482B2Aug 23, 2022
Light-emitting diode exposure head and image forming apparatus including light-emitting diode exposure head
CANON KK0 citations52
ISHIDATE TAKEHIRO
1 patentShowing the top 50 of 75 patents by PatentIndex Score.