Inventor
TAMURA YOKO
JP12 patents
⚠️ This page may combine multiple inventors who share the name “TAMURA YOKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI CHEM CORP
7 patentsUS11415903B2Aug 16, 2022
Polyester resin for toners, method for producing same, toner and method for producing toner
MITSUBISHI CHEM CORP0 citations50
US12454597B2Oct 28, 2025
Polyester resin
MITSUBISHI CHEM CORP0 citations48
US10691034B2Jun 23, 2020
Polyester resin for toner, method for producing same, and toner
MITSUBISHI CHEM CORP0 citations48
US10428178B2Oct 1, 2019
Polyester resin for toner, method for producing polyester resin for toner, and toner
MITSUBISHI CHEM CORP0 citations47
US9971259B2May 15, 2018
Polyester resin, toner containing polyester resin, and method for manufacturing polyester resin
MITSUBISHI CHEM CORP0 citations47
US10394146B2Aug 27, 2019
Binder resin for toners, toner, and method for producing same
MITSUBISHI CHEM CORP0 citations45
US10254671B2Apr 9, 2019
Binder resin for toner, toner, and manufacturing method therefor
MITSUBISHI CHEM CORP0 citations45
MITSUBISHI RAYON CO
4 patentsUS7250485B2Jul 31, 2007
Polyester resin composition for toner and toner
MITSUBISHI RAYON CO3 citations56
US9434813B2Sep 6, 2016
Polyester resin for toners, method for producing same, and toner
MITSUBISHI RAYON CO0 citations49
US9290615B2Mar 22, 2016
Toner polyester resin, method for producing same, and toner
MITSUBISHI RAYON CO1 citations49
US10093771B2Oct 9, 2018
Polyester resin, method for manufacturing polyester resin, and coating composition containing polyester resin
MITSUBISHI RAYON CO1 citations48