KY

Kouichirou Yamada

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
HC Hitachi Koki Co.: 1 patents #557 of 888Top 65%
Overall (All Time): #1,284,169 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5974918 Screw driving device Atsushi Nakagawa, Chikai Yoshimizu 1999-11-02
5512497 Method of manufacturing a semiconductor integrated circuit device Takahide Ikeda, Osamu Saito, Masanori Odaka, Nobuo Tamba, Katsumi Ogiue +6 more 1996-04-30
5354699 Method of manufacturing semiconductor integrated circuit device Takahide Ikeda, Osamu Saito, Masanori Odaka, Nobuo Tamba, Katsumi Ogiue +6 more 1994-10-11
5057894 Semiconductor integrated circuit device Takahide Ikeda, Osamu Saito, Masanori Odaka, Nobuo Tamba, Katsumi Ogiue +6 more 1991-10-15