YI

Yasushi Iyechika

SC Sumitomo Chemical: 23 patents #106 of 4,033Top 3%
NT Nuflare Technology: 10 patents #41 of 298Top 15%
JC Japan Pionics Co.: 1 patents #48 of 76Top 65%
Overall (All Time): #101,083 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
12338543 Vapor phase growth method using reflector with changeable pattern Yoshitaka Ishikawa, Takehiko Kobayashi, Hideshi TAKAHASHI, Takashi Haraguchi, Kiyotaka Miyano 2025-06-24
11072856 Vapor phase growth method Masayuki TSUKUI, Hajime Nago 2021-07-27
11022428 Growth rate detection apparatus, vapor deposition apparatus, and vapor deposition rate detection method 2021-06-01
10619996 Vapor phase growth rate measuring apparatus, vapor phase growth apparatus, and growth rate detection method 2020-04-14
10488334 Growth-rate measuring apparatus and growth-rate detection method 2019-11-26
10351949 Vapor phase growth method Hideshi TAKAHASHI, Kiyotaka Miyano, Masayuki TSUKUI, Hajime Nago 2019-07-16
10204819 Vapor phase growth apparatus and ring-shaped holder having a curved mounting surface with convex and concave regions Masayuki TSUKUI, Yoshitaka Ishikawa 2019-02-12
10151637 Film forming apparatus and thermometry method Masato Akita 2018-12-11
9995632 Radiation thermometer and thermometry method Masato Akita 2018-06-12
9453721 Curvature measurement apparatus and method Masato Akita 2016-09-27
8277893 Chemical vapor deposition apparatus Tatsuya Ohori, Kazushige Shiina, Noboru Suda, Yukichi Takamatsu, Yoshiyasu Ishihama +2 more 2012-10-02
7459326 Method for producing and epitaxial substrate for compound semiconductor light-emitting device Sadanori Yamanaka, Yoshihiko Tsuchida, Yoshinobu Ono 2008-12-02
7205577 Group 3-5 compound semiconductor and light emitting diode Yoshihiko Tsuchida, Yoshinobu Ono, Masaya Shimizu 2007-04-17
7098484 Epitaxial substrate for compound semiconductor light-emitting device, method for producing the same and light-emitting device Sadanori Yamanaka, Yoshihiko Tsuchida, Yoshinobu Ono 2006-08-29
6946308 Method of manufacturing III-V group compound semiconductor Kazumasa Hiramatsu, Hideto Miyake, Shinya Bohyama, Takayoshi Maeda 2005-09-20
6875273 Method and system for manufacturing III-V Group compound semiconductor and III-V Group compound semiconductor Toshihisa Katamine, Tomoyuki Takada, Yoshihiko Tsuchida, Masaya Shimizu 2005-04-05
6844574 III-V compound semiconductor Kazumasa Hiramatsu, Hideto Miyake, Takayoshi Maeda 2005-01-18
6806502 3-5 Group compound semiconductor and light emitting device Yoshihiko Tsuchida, Yasuyuki Kurita 2004-10-19
6756246 Method for fabricating III-V group compound semiconductor Kazumasa Hiramatsu, Hideto Miyake, Shinya Bohyama, Takayoshi Maeda 2004-06-29
6716724 Method of producing 3-5 group compound semiconductor and semiconductor element Masaya Shimizu, Yoshinobu Ono 2004-04-06
6617235 Method of manufacturing Group III-V compound semiconductor Yoshinobu Ono, Tomoyuki Takada 2003-09-09
6503610 Group III-V compound semiconductor and method of producing the same Kazumasa Hiramatsu, Hideto Miyake, Takayoshi Maeda 2003-01-07
6472298 Layered group III-V compound semiconductor, method of manufacturing the same and light emitting element Tomoyuki Takada, Yoshinobu Ono 2002-10-29
6388323 Electrode material and electrode for III-V group compound semiconductor Noboru Fukuhara, Tomoyuki Takada, Yoshinobu Ono 2002-05-14
6346720 Layered group III-V compound semiconductor, method of manufacturing the same, and light emitting element Tomoyuki Takada, Yoshinobu Ono 2002-02-12