KH

Keiji Hirabayashi

Canon: 26 patents #2,250 of 19,416Top 15%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
Overall (All Time): #143,025 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
12411426 Substrate holding board, manufacturing method of device, and exposure device Shinji Fukui, Toshinao Tatsuno, Hideo Akiba 2025-09-09
12400906 Wafer chuck, method for producing the same, and exposure apparatus 2025-08-26
11842918 Wafer chuck, method for producing the same, and exposure apparatus 2023-12-12
9480695 Methods for inducing orexin neurons and agent for treating narcolepsy or eating disorder Kunio Shiota, Shintaro Yagi, Koji HAYAKAWA, Mitsuko Hirosawa-Takamori, Daisuke Arai 2016-11-01
9481595 Method of producing optical element forming mold and optical element forming mold Hiroyuki Kubo, Shigeru Hashimoto, Koji Teranishi, Yusuke Owaki 2016-11-01
6184059 Process of making diamond-metal ohmic junction semiconductor device Masaaki Matsushima 2001-02-06
5807432 Process for producing diamond covered member 1998-09-15
5720808 Method for forming diamond film Toshiaki Yoshikawa 1998-02-24
5676723 Mold for forming an optical element Yasushi Taniguchi 1997-10-14
5632812 Diamond electronic device and process for producing the same 1997-05-27
5607560 Diamond crystal forming method Atsushi Yamagami 1997-03-04
5576107 Diamond crystal and method for forming the same Yoichi Hirose 1996-11-19
5541423 Monocrystalline diamond semiconductor device and several electronic components employing same 1996-07-30
5483084 Diamond covered member and process for producing the same 1996-01-09
5445851 Method for forming tabular diamond crystals Yoichi Hirose 1995-08-29
5382274 Mold with film of 0-5 atom % hydrogen and molding method utilizing same Kiyoshi Yamamoto, Noriko Kurihara, Yasushi Taniguchi, Keiko Ikoma 1995-01-17
5380349 Mold having a diamond layer, for molding optical elements Yasushi Taniguchi, Keiko Ikoma, Noriko Kurihara, Masaaki Matsushima, Kiyoshi Yamamoto 1995-01-10
5275967 Electric field light-emitting device Yasushi Taniguchi, Noriko Kurihara, Keiko Ikoma 1994-01-04
5210430 Electric field light-emitting device Yasushi Taniguchi, Noriko Kurihara, Keiko Ikoma 1993-05-11
5202571 Electron emitting device with diamond Noriko Kurihara, Takeo Tsukamoto, Nobuo Watanabe, Masahiko Okunuki 1993-04-13
5202156 Method of making an optical element mold with a hard carbon film Kiyoshi Yamamoto, Noriko Kurihara, Yasushi Taniguchi, Keiko Ikoma 1993-04-13
5026415 Mold with hydrogenated amorphous carbon film for molding an optical element Kiyoshi Yamamoto, Noriko Kurihara, Yasushi Taniguchi, Keiko Ikoma 1991-06-25
4935303 Novel diamond-like carbon film and process for the production thereof Keiko Ikoma, Noriko Kurihara, Yasushi Taniguchi, Kenji Ando, Susumu Ito 1990-06-19
4932331 Novel single-bond carbon film and process for the production thereof Noriko Kurihara, Keiko Ikoma, Yasushi Taniguchi, Susumu Ito 1990-06-12
4898798 Photosensitive member having a light receiving layer comprising a carbonic film for use in electrophotography Masao Sugata, Tohru Den, Susumu Ito, Keiko Ikoma, Noriko Kurihara +6 more 1990-02-06