KT

Keiji Tokunaga

Dai Nippon Printing Co.: 3 patents #744 of 2,222Top 35%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
Overall (All Time): #1,111,805 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12041801 Liquid organic semiconductor material Jun-Ichi Hanna, Hiroaki Iino 2024-07-16
7442428 Gas barrier substrate Sayaka Kawashima, Minoru Komada 2008-10-28
7229703 Gas barrier substrate Sayaka Kawashima, Minoru Komada 2007-06-12
6866949 Substrate film, gas barrier film, and display using the same Yurie Ota, Toshio Yoshihara, Minoru Komada 2005-03-15