SI

Seiji Isogai

HI Hitachi: 3 patents #329 of 3,771Top 9%
HC Hitachi Engineering Co.: 1 patents #3 of 53Top 6%
📍 Hitachinaka, JP: #26 of 319 inventorsTop 9%
Overall (2004): #20,899 of 270,089Top 8%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6792359 Method for inspecting defect and system therefor Takanori Ninomiya, Shigeru Matsui, Toshiei Kurosaki 2004-09-14
6756589 Method for observing specimen and device therefor Kenji Obara, Yuji Takagi, Atsushi Shimoda, Ryou Nakagaki, Yasuhiko Ozawa +3 more 2004-06-29
6757621 Process management system Fumio Mizuno, Kenji Watanabe, Yasuhiro Yoshitake, Terushige Asakawa, Yuichi Ohyama +12 more 2004-06-29