KT

Keiichi Tohyama

EB Ebara: 9 patents #259 of 1,611Top 20%
Overall (All Time): #573,327 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9406480 Testing apparatus using charged particles and device manufacturing method using the testing apparatus Nobuharu Noji, Tohru Satake, Hirosi Sobukawa, Toshifumi Kimba, Masahiro Hatakeyama +7 more 2016-08-02
8946631 Testing apparatus using charged particles and device manufacturing method using the testing apparatus Nobuharu Noji, Tohru Satake, Hirosi Sobukawa, Toshifumi Kimba, Masahiro Hatakeyama +7 more 2015-02-03
8742341 Testing apparatus using charged particles and device manufacturing method using the testing apparatus Nobuharu Noji, Tohru Satake, Hirosi Sobukawa, Toshifumi Kimba, Masahiro Hatakeyama +7 more 2014-06-03
7741601 Testing apparatus using charged particles and device manufacturing method using the testing apparatus Nobuharu Noji, Tohru Satake, Hirosi Sobukawa, Toshifumi Kimba, Masahiro Hatakeyama +7 more 2010-06-22
7403279 Information recording medium examining apparatus and method Nobuharu Noji, Shoji Yoshikawa 2008-07-22
7365324 Testing apparatus using charged particles and device manufacturing method using the testing apparatus Nobuharu Noji, Tohru Satake, Hirosi Sobukawa, Toshifumi Kimba, Masahiro Hatakeyama +7 more 2008-04-29
7176459 Electron beam apparatus Kenji Watanabe, Tohru Satake, Mamoru Nakasuji, Takeshi Murakami, Tsutomu Karimata +2 more 2007-02-13
7138629 Testing apparatus using charged particles and device manufacturing method using the testing apparatus Nobuharu Noji, Tohru Satake, Hirosi Sobukawa, Toshifumi Kimba, Masahiro Hatakeyama +7 more 2006-11-21
5672091 Polishing apparatus having endpoint detection device Tsutomu Takahashi, Tamami Takahashi 1997-09-30