FO

Fuminari Oyama

ZE Zeon: 2 patents #28 of 166Top 20%
Overall (2019): #172,601 of 560,194Top 35%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10409182 Method for producing toner for developing electrostatic images Nobuhiko Okamoto, Hironori Toshimitu, Satoshi Izumi, Bunta Yasuda, Koichi Emura 2019-09-10
10386739 Toner production method Ryo Tsumura, Junichi Takashima 2019-08-20