YT

Yukio Takegawa

OC Oriental Photo Industrial Co.: 1 patents #1 of 3Top 35%
Overall (1989): #39,279 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4820617 Heat-developable photosensitive material Tetuya Higuchi, Akira Tsukada 1989-04-11