TH

Tatsushi Hamaguchi

SO Sony: 40 patents #709 of 25,231Top 3%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #77,548 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 26–40 of 40 patents

Patent #TitleCo-InventorsDate
10256609 Surface light-emitting laser Shoichiro Izumi, Noriyuki Futagawa, Masaru Kuramoto 2019-04-09
10199799 Light emitting element Noriyuki Futagawa, Shoichiro Izumi, Masaru Kuramoto 2019-02-05
10199800 Light emitting element Shoichiro Izumi, Yoshiro Takiguchi, Noriyuki Futagawa 2019-02-05
10170667 Semiconductor optical device Takashi Tange, Masaru Kuramoto 2019-01-01
10141721 Light-emitting element and manufacturing method thereof Noriyuki Futagawa, Shoichiro Izumi, Masaru Kuramoto 2018-11-27
10109984 Optical semiconductor device Masaru Kuramoto, Noriyuki Futagawa, Shoichiro Izumi 2018-10-23
9917228 Semiconductor optical device Takashi Tange, Masaru Kuramoto 2018-03-13
9893492 Light emitting element and method of manufacturing the same Masaru Kuramoto, Yuki Maeda, Noriyuki Futagawa 2018-02-13
9882352 Light emitting element Noriyuki Futagawa, Shoichiro Izumi, Masaru Kuramoto 2018-01-30
9595810 Light emitting element having multiple surface areas of a semiconductor layer and method of producing same Masaru Kuramoto, Noriyuki Futagawa 2017-03-14
9515455 Method of manufacturing light emitting element Noriyuki Futagawa, Masaru Kuramoto 2016-12-06
9425348 Group III nitride semiconductor device, and method for fabricating group III nitride semiconductor device Nobuhiro Saga, Shinji Tokuyama, Kazuhide Sumiyoshi, Takashi Kyono, Koji Katayama +1 more 2016-08-23
9407067 Light emitting element and method of manufacturing the same Masaru Kuramoto, Yuki Maeda, Noriyuki Futagawa 2016-08-02
9379523 Group III nitride semiconductor device, p-type contact structure, and method for fabricating group III nitride semiconductor device Yohei Enya, Takashi Kyono, Masaki Ueno, Takao Nakamura, Takashi Matsuura +1 more 2016-06-28
9252566 Method of manufacturing light emitting element Noriyuki Futagawa, Masaru Kuramoto 2016-02-02