MY

Masashi Yasumatsu

OC Orient Chemical Industries Co.: 2 patents #1 of 9Top 15%
Overall (2011): #41,020 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8076465 Method for manufacturing charge control agent Kazuyoshi Kuroda, Osamu Yamate, Kaori Sato, Jun Hikata 2011-12-13
7879520 Toner for developing electrostatic image and image formation process using it Kaori Sato 2011-02-01
7875412 Positive electrified charge control agent and positive electrified toner for developing electrostatic image Osamu Yamate 2011-01-25