TS

Tsukasa Sakai

MI Ministry Of International Trade & Industry: 1 patents #3 of 62Top 5%
AT Agency Of Industrial Science And Technology: 1 patents #3 of 135Top 3%
📍 Ibaraki, JP: #110 of 447 inventorsTop 25%
Overall (1989): #47,392 of 140,708Top 35%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4804834 Photosensor having photosensitive part formed of purple membrane Tatsuo Katsura, Hideatsu Maeda, Keishiro Tsuda 1989-02-14