MA

Masayuki Akatsuka

Sumitomo Electric Industries: 1 patents #159 of 557Top 30%
Overall (1982): #45,433 of 81,411Top 60%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4364023 Optical character reading system Isao Isshiki, Koji Sato, Katsuyoshi Sunago, Akihiro Ohoka 1982-12-14