SI

Seiji Isogai

HI Hitachi: 15 patents #2,636 of 28,497Top 10%
HH Hitachi High-Technologies: 3 patents #776 of 1,917Top 45%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
HC Hitachi Instruments Engineering Co.: 1 patents #18 of 126Top 15%
📍 Hitachinaka, JP: #264 of 2,447 inventorsTop 15%
Overall (All Time): #257,321 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
8995748 Defect image processing apparatus, defect image processing method, semiconductor defect classifying apparatus, and semiconductor defect classifying method Tsunehiro Sakai, Shigeki Kurihara, Yutaka Tandai, Tamao Ishikawa, Yuichi Hamamura +2 more 2015-03-31
8428336 Inspecting method, inspecting system, and method for manufacturing electronic devices Yoko Ikeda, Junko Konishi, Hisafumi Iwata, Yuji Takagi, Kenji Obara +2 more 2013-04-23
7558683 Method for inspecting defect and system therefor Takanori Ninomiya, Shigeru Matsui, Toshiei Kurosaki 2009-07-07
7356177 Defect image classifying method and apparatus and a semiconductor device manufacturing process based on the method and apparatus Kenji Obara, Yuji Takagi, Ryo Nakagaki, Yasuhiko Ozawa, Toshiei Kurosaki 2008-04-08
7352890 Method for analyzing circuit pattern defects and a system thereof Atsushi Shimoda, Ichirou Ishimaru, Yuji Takagi, Takuo Tamura, Yuichi Hamamura +2 more 2008-04-01
7307254 Scanning electron microscope Kohei Yamaguchi, Kazuo Aoki, Masashi Sakamoto 2007-12-11
7307253 Scanning electron microscope Kohei Yamaguchi, Kazuo Aoki, Masashi Sakamoto 2007-12-11
7305314 Method for inspecting defect and system therefor Takanori Ninomiya, Shigeru Matsui, Toshiei Kurosaki 2007-12-04
7113628 Defect image classifying method and apparatus and a semiconductor device manufacturing process based on the method and apparatus Kenji Obara, Yuji Takagi, Ryo Nakagaki, Yasuhiro Ozawa, Toshiei Kurosaki 2006-09-26
7068834 Inspecting method, inspecting system, and method for manufacturing electronic devices Yoko Ikeda, Junko Konishi, Hisafumi Iwata, Yuji Takagi, Kenji Obara +2 more 2006-06-27
7062081 Method and system for analyzing circuit pattern defects Atsushi Shimoda, Ichirou Ishimaru, Yuji Takagi, Takuo Tamura, Yuichi Hamamura +2 more 2006-06-13
7010447 Method for inspecting defect and system therefor Takanori Ninomiya, Shigeru Matsui, Toshiei Kurosaki 2006-03-07
6978041 Review work supporting system Hitoshi Komuro, Hideo Wada, Katsuharu Shoda 2005-12-20
6792359 Method for inspecting defect and system therefor Takanori Ninomiya, Shigeru Matsui, Toshiei Kurosaki 2004-09-14
6757621 Process management system Fumio Mizuno, Kenji Watanabe, Yasuhiro Yoshitake, Terushige Asakawa, Yuichi Ohyama +12 more 2004-06-29
6756589 Method for observing specimen and device therefor Kenji Obara, Yuji Takagi, Atsushi Shimoda, Ryou Nakagaki, Yasuhiko Ozawa +3 more 2004-06-29
6542830 Process control system Fumio Mizuno, Kenji Watanabe, Yasuhiro Yoshitake, Terushige Asakawa, Yuichi Ohyama +12 more 2003-04-01
6476388 Scanning electron microscope having magnification switching control Ryo Nakagaki, Yuji Takagi, Atsushi Shimoda, Kenji Obara, Yasuhiko Ozawa +4 more 2002-11-05