Inventor
ITABASHI TOSHIFUMI
JP19 patents
⚠️ This page may combine multiple inventors who share the name “ITABASHI TOSHIFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
16 patentsUS7900909B2Mar 8, 2011
Sheet feeding apparatus and image forming apparatus
CANON KK18 citations92
US7641188B2Jan 5, 2010
Sheet feeding apparatus and image forming apparatus
CANON KK24 citations92
US8979088B2Mar 17, 2015
Sheet feeding apparatus and image forming apparatus
CANON KK7 citations83
US8827262B2Sep 9, 2014
Sheet feeding apparatus and image forming apparatus
CANON KK8 citations83
USD466918SDec 10, 2002
Toner supplying cartridge for photocopier
CANON KK10 citations74
US9860403B2Jan 2, 2018
Sheet feeding apparatus, and reading apparatus and image forming apparatus using the same
CANON KK2 citations73
US9624057B2Apr 18, 2017
Sheet feeder and image forming apparatus
CANON KK5 citations72
US11334015B2May 17, 2022
Sheet conveyance apparatus and image forming apparatus
CANON KK1 citations62
US10474080B2Nov 12, 2019
Image forming apparatus
CANON KK1 citations62
US8020862B2Sep 20, 2011
Sheet conveyance device, image forming apparatus and image reading apparatus
CANON KK4 citations62
US8020861B2Sep 20, 2011
Sheet conveyance device and image forming apparatus
CANON KK6 citations62
US7548351B2Jun 16, 2009
Image reading device and image forming apparatus
CANON KK5 citations62
US12481241B2Nov 25, 2025
Image forming system
CANON KK0 citations52
US12545535B2Feb 10, 2026
Image forming apparatus
CANON KK0 citations51
US9994405B2Jun 12, 2018
Sheet conveying apparatus and image forming apparatus
CANON KK1 citations51
US11616886B2Mar 28, 2023
Image formation apparatus
CANON KK0 citations46