TT

Tomonobu Tsuchiya

HI Hitachi: 17 patents #2,231 of 28,497Top 8%
OJ Opnext Japan: 11 patents #4 of 185Top 3%
UK Ushio Denki Kabushiki Kaisha: 2 patents #199 of 583Top 35%
HH Hitachi High-Technologies: 2 patents #456 of 1,200Top 40%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
Overall (All Time): #124,372 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
11114817 Semiconductor laser device Masato Hagimoto, Hironori Yanagisawa 2021-09-07
11062892 Charged particle detector including a light-emitting section having lamination structure, charged particle beam device, and mass spectrometer Shin Imamura, Takashi Ohshima, Hajime Kawano, Makoto Suzuki 2021-07-13
10984979 Charged particle detector and charged particle beam apparatus Shin Imamura, Takashi Ohshima, Hajime Kawano, Shahedul Hoque, Shunsuke Mizutani +1 more 2021-04-20
10840671 Semiconductor laser device Masato Hagimoto, Susumu Sorimachi 2020-11-17
9530858 Nitride semiconductor device and method of manufacturing the same Akihisa Terano, Naoki Kaneda, Tomoyoshi Mishima 2016-12-27
9059328 Nitride semiconductor element and method of manufacturing the same Akihisa Terano, Kazuhiro Mochizuki, Tadayoshi Tsuchiya, Naoki Kaneda, Tomoyoshi Mishima 2015-06-16
8896027 Nitride semiconductor diode Akihisa Terano, Kazuhiro Mochizuki 2014-11-25
8598594 Semiconductor device and its fabrication method Kazuhiro Mochizuki, Takashi Ishigaki, Akihisa Terano 2013-12-03
8124432 Nitride semiconductor optical element and manufacturing method thereof Shigehisa Tanaka, Akihisa Terano, Kouji Nakahara 2012-02-28
8068526 Semiconductor optical device Shigeki Makino, Takeshi Kitatani 2011-11-29
7822088 Nitride semiconductor light emitting device and method for manufacturing the same Akihisa Terano 2010-10-26
7596160 Nitride semiconductor lasers and its manufacturing method Shigehisa Tanaka, Akihisa Terano 2009-09-29
7583714 Vertical cavity surface emitting semiconductor laser device Kouji Nakahara, Koichiro Adachi, Takashi Shiota, Kazunori Shinoda 2009-09-01
7514349 Semiconductor optical device and manufacturing method thereof Takashi Shiota 2009-04-07
7340142 Integrated optoelectronic device and method of fabricating the same Kazunori Shinoda, Takashi Shiota, Takeshi Kitatani, Masahiro Aoki 2008-03-04
7329894 Semiconductor laser device and semiconductor optical modulator Takeshi Kitatani, Masahiro Aoki 2008-02-12
7038233 Semiconductor optical devices and optical modules Tsukuru Ohtoshi 2006-05-02
6989550 Distributed feedback semiconductor laser equipment employing a grating Kouji Nakahara, Akira Taike, Kazunori Shinoda 2006-01-24
6853015 Optical semiconductor device including InGaAlAs doped with Zn 2005-02-08
6821801 Manufacturing method of semiconductor laser diode Hiroshi Sato, Masahiro Aoki, Takeshi Kitatani, Noritsugu Takahashi 2004-11-23
6700910 Wavelength tunable laser and optical device Masahiro Aoki, Shinya Sasaki, Hiroyuki Gomyo 2004-03-02
6606443 Optical transmission device Hiroshi Sato, Masahiro Aoki, Tsurugi Sudoh, Akira Taike, Masaaki Komori +1 more 2003-08-12
6459840 Optical transmission device Hiroshi Sato, Masahiro Aoki, Tsurugi Sudoh, Akira Taike, Masaaki Komori +1 more 2002-10-01
5844931 Semiconductor laser devices Misuzu Sagawa, Kiyohisa Hiramoto, Takashi Toyonaka, Kazunori Shinoda 1998-12-01
5666455 Waveguide device Masahiro Aoki, Tatemi Ido, Takayuki Tsutsui, Kazuhisa Uomi, Makoto Okai +1 more 1997-09-09