YI

Yohei Ishikawa

DC Dowa Electronics Materials Co.: 1 patents #16 of 32Top 50%
DC Dowa Ip Creation Co.: 1 patents #1 of 4Top 25%
Overall (2018): #183,271 of 503,207Top 40%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9964878 Carrier core material and electrophotographic development carrier using same and electrophotographic developer Shinya Sasaki 2018-05-08