HK

Hiroharu Kamiyama

HC Hitachi Chemical Company: 3 patents #513 of 1,946Top 30%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Chikusei, JP: #55 of 185 inventorsTop 30%
Overall (All Time): #1,294,637 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5323534 Process for producing coaxial conductor interconnection wiring board Yorio Iwasaki, Toshiro Okamura, Shigeharu Arike, Yasushi Shimada, Eisaku Namai +1 more 1994-06-28
5243144 Wiring board and process for producing the same Haruo Ogino, Akishi Nakaso 1993-09-07
5233133 Coaxial conductor interconnection wiring board Yorio Iwasaki, Toshiro Okamura, Shigeharu Arike, Yasushi Shimada, Eisaku Namai +1 more 1993-08-03
4268614 Method of making printed circuit board Tamotsu Ueyama, Yukihiko Wada, Masaji Homma, Hitoshi Aisawa, Takayoshi Komatsu +1 more 1981-05-19