HO

Hirohito Ohhata

HC Hitachi Chemical Company: 4 patents #392 of 1,946Top 25%
📍 Tsukuba, JP: #746 of 2,818 inventorsTop 30%
Overall (All Time): #1,032,099 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7187072 Fabrication process of semiconductor package and semiconductor package Naoki Fukutomi, Yoshiaki Tsubomatsu, Fumio Inoue, Toshio Yamazaki, Shinsuke Hagiwara +2 more 2007-03-06
6746897 Fabrication process of semiconductor package and semiconductor package Naoki Fukutomi, Yoshiaki Tsubomatsu, Fumio Inoue, Toshio Yamazaki, Shinsuke Hagiwara +2 more 2004-06-08
6365432 Fabrication process of semiconductor package and semiconductor package Naoki Fukutomi, Yoshiaki Tsubomatsu, Fumio Inoue, Toshio Yamazaki, Shinsuke Hagiwara +2 more 2002-04-02
5976912 Fabrication process of semiconductor package and semiconductor package Naoki Fukutomi, Yoshiaki Tsubomatsu, Fumio Inoue, Toshio Yamazaki, Shinsuke Hagiwara +2 more 1999-11-02
5504992 Fabrication process of wiring board Naoki Fukutomi, Yoshiaki Tsubomatsu, Toshio Yamazaki, Masahiko Itabashi 1996-04-09