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Yusuke Yoshizumi

Sumitomo Electric Industries: 12 patents #3 of 397Top 1%
📍 Itami, JP: #2 of 149 inventorsTop 2%
Overall (2011): #2,025 of 364,097Top 1%
12
Patents 2011

Issued Patents 2011

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
8076167 Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device Shimpei Takagi, Koji Katayama, Masaki Ueno, Takatoshi Ikegami 2011-12-13
8071405 Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device Shimpei Takagi, Koji Katayama, Masaki Ueno, Takatoshi Ikegami 2011-12-06
8067257 Nitride based semiconductor optical device, epitaxial wafer for nitride based semiconductor optical device, and method of fabricating semiconductor light-emitting device Masaki Ueno, Yohei Enya, Takashi Kyono, Katsushi Akita, Takamichi Sumitomo +1 more 2011-11-29
8053806 Group III nitride semiconductor device and epitaxial substrate Takashi Kyono, Yohei Enya, Katsushi Akita, Masaki Ueno, Takamichi Sumitomo +1 more 2011-11-08
8048702 Method of fabricating nitride-based semiconductor optical device Yohei Enya, Masaki Ueno, Takashi Kyono, Katsushi Akita 2011-11-01
8018029 Gallium nitride-based epitaxial wafer and method of fabricating epitaxial wafer Masaki Ueno, Takao Nakamura 2011-09-13
7949026 Group III nitride semiconductor laser Takashi Kyono, Katsushi Akita 2011-05-24
7939354 Method of fabricating nitride semiconductor laser Takashi Kyono, Katsushi Akita 2011-05-10
7933303 Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device Yohei Enya, Takashi Kyono, Masahiro Adachi, Katsushi Akita, Masaki Ueno +5 more 2011-04-26
7884351 Nitride semiconductor light-emitting device Takashi Kyono, Katsushi Akita 2011-02-08
7879636 Method of forming p-type gallium nitride based semiconductor, method of forming nitride semiconductor device, and method of forming epitaxial wafer Masaki Ueno, Takao Nakamura 2011-02-01
7873088 Group III nitride semiconductor element and epitaxial wafer Yohei Enya, Masaki Ueno, Fumitake Nakanishi 2011-01-18