KH

Keiji Horioka

KT Kabushiki Kaisha Toshiba: 31 patents #789 of 21,451Top 4%
TL Tokyo Electron Limited: 16 patents #398 of 5,567Top 8%
Applied Materials: 14 patents #962 of 7,310Top 15%
TL Tokyo Electron Yamanashi Limited: 1 patents #52 of 138Top 40%
Overall (All Time): #54,780 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 26–50 of 50 patents

Patent #TitleCo-InventorsDate
5627626 Projectin exposure apparatus Soichi Inoue, Tadahito Fujisawa, Shin Ito, Takashi Sato, Shuichi Tamamushi 1997-05-06
5621498 Projection exposure apparatus Soichi Inoue, Tadahito Fujisawa, Shin Ito, Takashi Sato, Shuichi Tamamushi 1997-04-15
5607599 Method of processing a magnetic thin film Katsutaro Ichihara, Michiko Okubo 1997-03-04
5543252 Method for manufacturing exposure mask and the exposure mask Tsuyoshi Shibata, Koji Hashimoto, Katsuhiko Heida, Kenji Kawano, Shinichi Ito 1996-08-06
5474643 Plasma processing apparatus Junichi Arami, Tamio Endo, Shiro Koyama, Kazuo Kikuchi, Teruaki Shiraishi +3 more 1995-12-12
5445710 Method of manufacturing semiconductor device Masaru Hori, Hiroyuki Yano, Hisataka Hayashi, Sadayuki Jimbo, Haruo Okano +3 more 1995-08-29
5444207 Plasma generating device and surface processing device and method for processing wafers in a uniform magnetic field Makoto Sekine, Haruo Okano, Katsuya Okumura, Isahiro Hasegawa, Masaki Narita 1995-08-22
5437961 Method of manufacturing semiconductor device Hiroyuki Yano, Haruo Okano, Tohru Watanabe 1995-08-01
5429730 Method of repairing defect of structure Hiroko Nakamura, Haruki Komano, Kazuyoshi Sugihara, Mitsuyo Kariya, Soichi Inoue +7 more 1995-07-04
5376211 Magnetron plasma processing apparatus and processing method Hiromi Harada, Sinji Kubota, Hiromi Kumagai, Junichi Arami, Isahiro Hasegawa +3 more 1994-12-27
5356515 Dry etching method Yoshifumi Tahara, Yoshihisa Hirano, Masahiro Ogasawara, Isahiro Hasegawa, Takaya Matsushita 1994-10-18
5320704 Plasma etching apparatus Yukimasa Yoshida, Shiro Koyama 1994-06-14
5310454 Dry etching method Tokuhisa Ohiwa, Hisataka Hayashi, Haruo Okano, Takaya Matsushita, Isahiro Hasegawa +1 more 1994-05-10
5302240 Method of manufacturing semiconductor device Masaru Hori, Hiroyuki Yano, Hisataka Hayashi, Sadayuki Jimbo, Haruo Okano +3 more 1994-04-12
5302236 Method of etching object to be processed including oxide or nitride portion Yoshifumi Tahara, Yoshihisa Hirano, Isahiro Hasegawa 1994-04-12
5298112 Method for removing composite attached to material by dry etching Nobuo Hayasaka, Tsunetoshi Arikado, Haruo Okano 1994-03-29
5290381 Plasma etching apparatus Toshihisa Nozawa, Junichi Arami, Isahiro Hasegawa 1994-03-01
5271788 Plasma processing apparatus Makoto Hasegawa, Takaya Matsushita, Isahiro Hasegawa, Toshihisa Nozawa, Yoshio Ishikawa +2 more 1993-12-21
5270266 Method of adjusting the temperature of a semiconductor wafer Yoshihisa Hirano, Yoshifumi Tahara, Isahiro Hasegawa 1993-12-14
5259923 Dry etching method Masaru Hori, Haruo Okano, Masao Ito, Masahito Hiratsuka, Yoshio Ishikawa 1993-11-09
5258332 Method of manufacturing semiconductor devices including rounding of corner portions by etching Haruo Okano, Hirotaka Nishino 1993-11-02
5250137 Plasma treating apparatus Junichi Arami, Toshihisa Nozawa, Katsuya Okumura 1993-10-05
5240554 Method of manufacturing semiconductor device Masaru Hori, Hiroyuki Yano, Hisataka Hayashi, Sadayuki Jimbo, Haruo Okano 1993-08-31
5234527 Liquid level detecting device and a processing apparatus Toshihisa Nozawa, Junichi Arami, Yukimasa Yoshida 1993-08-10
4595601 Method of selectively forming an insulation layer Haruo Okano, Makoto Sekine 1986-06-17