Inventor
SONE KEITA
JP15 patents
⚠️ This page may combine multiple inventors who share the name “SONE KEITA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONE KEITA
5 patentsUS12416888B2Sep 16, 2025
Image forming apparatus
SONE KEITA0 citations57
US12189319B2Jan 7, 2025
Image forming apparatus to perform phase matching control to match phases of image-density cycle fluctuations
SONE KEITA0 citations48
US9535376B2Jan 3, 2017
Image forming apparatus that switches transfer bias based on detected environment condition
SONE KEITA0 citations38
US9436135B2Sep 6, 2016
Toner pattern density correction in an image forming apparatus
SONE KEITA0 citations38
US9513585B2Dec 6, 2016
Image forming apparatus which sets image forming condition based on calculated exposed area potential
SONE KEITA0 citations37
TANAKA KAYOKO
4 patentsUS8942586B2Jan 27, 2015
Image forming apparatus using a plurality of toner patches during a non-printing period
TANAKA KAYOKO2 citations61
US9500983B2Nov 22, 2016
Image forming apparatus
TANAKA KAYOKO1 citations51
US8942584B2Jan 27, 2015
Image forming apparatus and image forming method
TANAKA KAYOKO0 citations40
US9058003B2Jun 16, 2015
Image forming apparatus
TANAKA KAYOKO0 citations39