Inventor
TAKENAKA SUNAO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “TAKENAKA SUNAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
16 patentsUS10203634B1Feb 12, 2019
Image forming apparatus including a transfer roller cleaner and image forming method
TOSHIBA KK1 citations72
US9778589B1Oct 3, 2017
Image forming apparatus and voltage applying method
TOSHIBA KK4 citations72
US9645519B2May 9, 2017
Developer with toner and carrier, and image forming apparatus using the same
TOSHIBA KK2 citations72
US9250568B1Feb 2, 2016
Image forming apparatus and image forming method
TOSHIBA KK5 citations72
US9188911B1Nov 17, 2015
Image forming apparatus and image forming method
TOSHIBA KK5 citations72
US7616908B2Nov 10, 2009
Image forming apparatus and method having exposure control depending on first and second density patches
TOSHIBA KK4 citations63
US6708008B2Mar 16, 2004
Image forming apparatus and image forming method with transfer belt drive unit control
TOSHIBA KK5 citations62
US10816918B2Oct 27, 2020
Image forming apparatus and image forming method
TOSHIBA KK0 citations51
US10437180B2Oct 8, 2019
Image forming apparatus and image forming method
TOSHIBA KK0 citations51
US10185241B2Jan 22, 2019
Image forming apparatus and voltage applying method
TOSHIBA KK0 citations51
US10175602B2Jan 8, 2019
Image forming apparatus and voltage applying method
TOSHIBA KK0 citations51
US10073368B2Sep 11, 2018
Developer with toner and carrier, and image forming apparatus using the same
TOSHIBA KK0 citations51
US10209647B2Feb 19, 2019
Transfer apparatus and image forming apparatus
TOSHIBA KK0 citations50
US9891559B2Feb 13, 2018
Transfer apparatus and image forming apparatus
TOSHIBA KK0 citations50
US10725401B2Jul 28, 2020
Developing device with a gap forming member and image forming apparatus having the same
TOSHIBA KK0 citations41
US10126687B2Nov 13, 2018
Image forming apparatus
TOSHIBA KK0 citations41
TOSHIBA TEC KK
5 patentsUS11042111B2Jun 22, 2021
Information processing apparatus, information processing system, and image forming apparatus
TOSHIBA TEC KK0 citations62
US10585381B1Mar 10, 2020
Image forming apparatus and adjustment method of image density
TOSHIBA TEC KK1 citations62
US12372909B2Jul 29, 2025
Damage detection image forming apparatus
TOSHIBA TEC KK0 citations51
US10691054B1Jun 23, 2020
Information processing apparatus, information processing system, and image forming apparatus
TOSHIBA TEC KK0 citations51
US10852692B1Dec 1, 2020
Image forming apparatus and image forming method
TOSHIBA TEC KK0 citations41