AT

Atsuko Takafuji

HI Hitachi: 4 patents #260 of 3,950Top 7%
Overall (2002): #17,363 of 266,432Top 7%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6476390 Method and apparatus for inspecting integrated circuit pattern using a plurality of charged particle beams Hisaya Murakoshi, Yusuke Yajima, Hiroyuki Shinada, Mari Nozoe, Kaoru Umemura +2 more 2002-11-05
6452178 Method and an apparatus of an inspection system using an electron beam Yuko Iwabuchi, Hideo Todokoro, Hiroyoshi Mori, Mitsugu Sato, Yasutsugu Usami +6 more 2002-09-17
6376854 Method of inspecting a pattern on a substrate Chie Shishido, Takashi Hiroi, Haruo Yoda, Masahiro Watanabe, Asahiro Kuni +8 more 2002-04-23
6348690 Method and an apparatus of an inspection system using an electron beam Yuko Iwabuchi, Hideo Todokoro, Hiroyoshi Mori, Mitsugu Sato, Yasutsugu Usami +6 more 2002-02-19