TU

Toshihiko Umaba

DC Dainippon Ink And Chemicals: 1 patents #20 of 90Top 25%
Fujitsu Limited: 1 patents #586 of 1,515Top 40%
📍 Takaishi, JP: #1 of 11 inventorsTop 10%
Overall (1989): #13,854 of 140,708Top 10%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4884866 Fluorine-containing resin composition having low refractive index Yutaka Hashimoto, Masayuki Kamei 1989-12-05
4822713 Light-sensitive composition with fluorine containing acrylate or methacrylate copolymer surfactant Akira Nishioka, Masayuki Kamei 1989-04-18