HK

Hiroshi Kawasaki

Dai Nippon Printing Co.: 1 patents #63 of 182Top 35%
Overall (2023): #424,874 of 537,848Top 80%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11840754 Vapor deposition mask, method for producing organic semiconductor element, and method for producing organic el display Yasuko SONE, Kumiko HOKARI 2023-12-12