RH

Ryoichi Hirano

KT Kabushiki Kaisha Toshiba: 18 patents #1,647 of 21,451Top 8%
NT Nuflare Technology: 9 patents #46 of 298Top 20%
Mitsubishi Electric: 5 patents #5,859 of 25,717Top 25%
NE Nec: 4 patents #3,388 of 14,502Top 25%
TC Toshiba Machine Co.: 2 patents #34 of 186Top 20%
TO Topcon: 2 patents #309 of 684Top 50%
TK Toshiba Kikai: 1 patents #381 of 713Top 55%
TK Tokyo Kogaku Kikai: 1 patents #65 of 143Top 50%
Overall (All Time): #110,975 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
12373939 Defect inspection method 2025-07-29
11995817 Defect inspection method 2024-05-28
11004193 Inspection method and inspection apparatus Hideo Tsuchiya, Masataka Shiratsuchi, Hideaki Hashimoto, Riki Ogawa 2021-05-11
10997713 Inspection device, inspection method, and storage medium Takeshi Morino, Hideaki Okano, Yoshinori Honguh, Masataka Shiratsuchi, Hideaki Hashimoto 2021-05-04
10984525 Pattern inspection method and pattern inspection apparatus Hideo Tsuchiya, Masataka Shiratsuchi, Hideaki Hashimoto, Riki Ogawa 2021-04-20
10984978 Multiple electron beam inspection apparatus and multiple electron beam inspection method Hiromu Inoue, Masataka Shiratsuchi, Riki Ogawa 2021-04-20
10846846 Pattern inspection apparatus and pattern inspection method Masataka Shiratsuchi, Riki Ogawa, Hideaki Hashimoto, Kazuhiro Nakashima, Hideo Tsuchiya +1 more 2020-11-24
10775326 Electron beam inspection apparatus and electron beam inspection method Hideo Tsuchiya, Masataka Shiratsuchi, Hideaki Hashimoto, Riki Ogawa 2020-09-15
10712295 Electron beam inspection apparatus and electron beam inspection method Hideo Tsuchiya, Masataka Shiratsuchi, Hideaki Hashimoto, Riki Ogawa 2020-07-14
8442320 Pattern inspection apparatus and pattern inspection method Ikunao Isomura, Nobutaka Kikuiri 2013-05-14
8254663 Ultrafine lithography pattern inspection using multi-stage TDI image sensors with false image removability Akira Kataoka, Ikunao Isomura, Nobutaka Kikuiri, Susumu Iida 2012-08-28
8049897 Reticle defect inspection apparatus and inspection method using thereof Riki Ogawa 2011-11-01
7894051 Reticle defect inspection apparatus and reticle defect inspection method Riki Ogawa 2011-02-22
7036980 Apparatus and method for forming pattern Satoshi Imura, Noriaki Nakayamada 2006-05-02
6676289 Temperature measuring method in pattern drawing apparatus Shusuke Yoshitake, Toru Tojo, Shuichiro Fukutome, Teruaki Yamamoto, Masaki Toriumi 2004-01-13
6411023 Vacuum processing apparatus and ion pump capable of suppressing leakage of ions and electrons from ion pump Katsuhito Ogura, Toru Tojo 2002-06-25
6281510 Sample transferring method and sample transfer supporting apparatus Shusuke Yoshitake, Yoshiaki Tsukumo, Toru Tojo, Yoshiaki Tada, Makoto Kanda 2001-08-28
6239443 Apparatus for emitting a beam to a sample used for manufacturing a semiconducor device Toru Tojo, Susumu Saito, Hitoshi Suzuki, Kazuo Abe, Shinya Watanabe 2001-05-29
6182369 Pattern forming apparatus Shusuke Yoshitake, Kazuto Matsuki, Toru Tojo 2001-02-06
6090176 Sample transferring method and sample transfer supporting apparatus Shusuke Yoshitake, Yoshiaki Tsukumo, Toru Tojo, Yoshiaki Tada, Makoto Kanda 2000-07-18
6080990 Position measuring apparatus Shinya Watanabe, Hitoshi Suzuki, Kazuo Abe, Susumu Saito, Toru Tojo 2000-06-27
5912468 Charged particle beam exposure system Souji Koikari, Kazuto Matsuki, Shusuke Yoshitake, Toru Tojo 1999-06-15
5642373 Monolithic semiconductor laser array of radially disposed lasers Takeshi Kamizato 1997-06-24
5519720 Semiconductor light emitting device Etsuji Omura, Akira Takemoto, Kimio Shigihara 1996-05-21
5442445 Registration method and apparatus therefor Kyoichi Tatsuno, Toshiya Umeda 1995-08-15