EN

Eisaku Namai

HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Chikusei, JP: #70 of 185 inventorsTop 40%
Overall (All Time): #1,648,636 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5559443 Jig for measuring the characteristics of a semiconductor, manufacturing method for the same, and usage of the same Yasuhiko Yokoya, Noboru Yamazaki, Mitsuo Nakamura, Syuuichi Hasuda, Syuuzou Yamada 1996-09-24
5323534 Process for producing coaxial conductor interconnection wiring board Yorio Iwasaki, Toshiro Okamura, Shigeharu Arike, Yasushi Shimada, Hiroharu Kamiyama +1 more 1994-06-28
5233133 Coaxial conductor interconnection wiring board Yorio Iwasaki, Toshiro Okamura, Shigeharu Arike, Yasushi Shimada, Hiroharu Kamiyama +1 more 1993-08-03