IS

Itsuko Sakai

KT Kabushiki Kaisha Toshiba: 17 patents #1,748 of 21,451Top 9%
TL Tokyo Electron Limited: 7 patents #1,084 of 5,567Top 20%
Toshiba Memory: 2 patents #853 of 1,971Top 45%
EB Ebara: 1 patents #1,014 of 1,611Top 65%
TL Tokyo Electron Yamanashi Limited: 1 patents #52 of 138Top 40%
Overall (All Time): #221,936 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
10672615 Plasma processing apparatus and plasma processing method Yosuke Sato, Akio Ui 2020-06-02
10026622 Method for manufacturing semiconductor device Mitsuhiro Omura, Tsubasa Imamura 2018-07-17
8580652 Semiconductor device and manufacturing method thereof Atsuko Kawasaki, Kenichiro Hagiwara, Ikuko Inoue, Kazutaka Akiyama, Mie Matsuo +6 more 2013-11-12
8339615 Edge detection method for transparent substrate by detecting non-light-emitting region of transparent substrate Masayuki Dohi, Takayuki Sakai, Shunji Kikuchi, Takuto Inoue, Akihiro Hori +1 more 2012-12-25
7767055 Capacitive coupling plasma processing apparatus Shinji Himori, Noriaki Imai, Katsumi Horiguchi, Takaaki Nezu, Shoichiro Matsuyama +5 more 2010-08-03
7628931 Processing method for conservation of processing gases Masashi Saito, Yusuke Hirayama, Tokuhisa Ohiwa 2009-12-08
7368876 Plasma processing apparatus Toshihiro Hayami, Etsuji Ito 2008-05-06
7186315 Plasma treatment apparatus Shinji Himori 2007-03-06
7182879 Plasma processing method Tokuhisa Ohiwa 2007-02-27
7022616 High speed silicon etching method Takanori Mimura, Kazuya Nagaseki, Tokuhisa Ohiwa 2006-04-04
6938638 Gas circulating-processing apparatus Hiroshi Kubota, Rempei Nakata, Naruhiko Kaji, Takashi Yoda 2005-09-06
6782907 Gas recirculation flow control method and apparatus for use in vacuum system Hiroyuki Kawasaki, Tokuhisa Ohiwa 2004-08-31
6780278 Plasma processing apparatus with reduced parasitic capacity and loss in RF power Hisataka Hayashi, Kazuhiro Tomioka, Tokuhisa Ohiwa, Akihiro Kojima 2004-08-24
6689699 Method for manufacturing a semiconductor device using recirculation of a process gas Takayuki Sakai, Tokuhisa Ohiwa 2004-02-10
6642149 Plasma processing method Tomoki Suemasa, Tsuyoshi Ono, Kouichiro Inazawa, Makoto Sekine, Yukimasa Yoshida 2003-11-04
6038461 Plastically deformable high temperature superconductive material and method of manufacturing formed body thereof Yoshifumi Sakai 2000-03-14
5717294 Plasma process apparatus Makoto Sekine, Keiji Horioka, Yukimasa Yoshida, Koichiro Inazawa, Masahiro Ogasawara +2 more 1998-02-10
5539211 Charged beam apparatus having cleaning function and method of cleaning charged beam apparatus Kenji Ohtoshi, Yuichiro Yamazaki, Jun Takamatsu, Munehiro Ogasawara, Kazuyoshi Sugihara 1996-07-23
5466942 Charged beam irradiating apparatus having a cleaning means and a method of cleaning a charged beam irradiating apparatus Nobuo Hayasaka, Haruo Okano 1995-11-14
5312519 Method of cleaning a charged beam apparatus Nobuo Hayasaka, Haruo Okano 1994-05-17