Inventor
OHTSU TAKESHI
JP22 patents
⚠️ This page may combine multiple inventors who share the name “OHTSU TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
17 patentsUS10423090B2Sep 24, 2019
Magenta toner and toner kit
CANON KK30 citations94
US10234777B2Mar 19, 2019
Toner and method for manufacturing toner
CANON KK34 citations94
US10216108B2Feb 26, 2019
Toner production method and polymer
CANON KK33 citations94
US10133201B2Nov 20, 2018
Toner
CANON KK34 citations94
US10012918B2Jul 3, 2018
Toner and method for producing toner
CANON KK37 citations94
US10012921B2Jul 3, 2018
Toner
CANON KK37 citations94
US9969834B2May 15, 2018
Wax dispersant for toner and toner
CANON KK42 citations94
US9915885B2Mar 13, 2018
Toner
CANON KK35 citations94
US10642178B2May 5, 2020
Toner
CANON KK17 citations85
US10859935B2Dec 8, 2020
Toner
CANON KK7 citations82
US11429032B2Aug 30, 2022
Toner and method of producing toner
CANON KK6 citations74
US11720036B2Aug 8, 2023
Toner
CANON KK3 citations73
US11675283B2Jun 13, 2023
Magnetic carrier, two-component developer, and method for producing magnetic carrier
CANON KK2 citations73
US11914325B2Feb 27, 2024
Toner and method for producing toner
CANON KK0 citations52
US11809131B2Nov 7, 2023
Toner
CANON KK0 citations52
US10809640B2Oct 20, 2020
Toner
CANON KK0 citations51
US10838316B2Nov 17, 2020
Image forming apparatus
CANON KK0 citations39