YT

Yuji Toyomura

Sumitomo Electric Industries: 1 patents #611 of 1,892Top 35%
Overall (1994): #46,413 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5287209 Image forming device for enhancing tone reproduction by changing dot size Seiichiro Hiratsuka, Keiichi Nakashima 1994-02-15