KT

Ken Tsutsui

HI Hitachi: 1 patents #311 of 1,214Top 30%
HD Hitachi Denshi: 1 patents #4 of 21Top 20%
Overall (1982): #48,457 of 81,411Top 60%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4331506 Method of manufacturing target of image pickup tube Akira Sasano, Toshio Nakano, Chushiro Kusano, Tadaaki Hirai, Eiichi Maruyama 1982-05-25