OS

Osamu Sakakura

Dai Nippon Printing Co.: 4 patents #587 of 2,222Top 30%
📍 Oshima, JP: #298 of 1,090 inventorsTop 30%
Overall (All Time): #1,209,426 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8956731 Gas barrier sheet 2015-02-17
8197942 Gas barrier sheet 2012-06-12
7378157 Gas barrier film, and display substrate and display using the same Minoru Komada, Shinya Sato 2008-05-27
6689479 Anti-reflection film, and silica layer Tatsuji Nakajima 2004-02-10