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 25 most recent of 40 patents

Patent #TitleCo-InventorsDate
12362540 Light emitting element Jugo Mitomo, Hiroshi Nakajima, Masamichi Ito, Susumu Sato 2025-07-15
12334706 Light emitting element, light emitting element array, and method of manufacturing light emitting element array Kentaro Hayashi, Masamichi Ito, Mikihiro Yokozeki, Rintaro Koda 2025-06-17
12224558 Light emitting element and method for manufacturing same Masayuki Tanaka, Kentaro Fujii, Rintaro Koda 2025-02-11
12126137 Light-emitting element and method of manufacturing the same Susumu Sato, Shoichiro Izumi, Noriyuki Futagawa, Masamichi Ito, Jugo Mitomo +1 more 2024-10-22
12119617 Light emitting element Kentaro Fujii, Rintaro Koda 2024-10-15
12088059 Light emitting element Kentaro Fujii, Rintaro Koda 2024-09-10
12034274 Light emitting element Jugo Mitomo, Hiroshi Nakajima, Masamichi Ito, Susumu Sato 2024-07-09
11979001 Surface-emitting semiconductor laser Hiroshi Nakajima, Rintaro Koda 2024-05-07
11728625 Light emitting element Jugo Mitomo, Rintaro Koda 2023-08-15
11611196 Light emitting element Jugo Mitomo, Hiroshi Nakajima, Masamichi Ito, Susumu Sato 2023-03-21
11594859 Light emitting element and light emitting element array Jugo Mitomo, Hiroshi Nakajima, Masamichi Ito, Susumu Sato 2023-02-28
11489314 Light-emitting element and method of manufacturing the same Susumu Sato, Shoichiro Izumi, Noriyuki Futagawa, Masamichi Ito, Jugo Mitomo +1 more 2022-11-01
11411372 Light emitting element and manufacturing method therefor Jugo Mitomo, Susumu Sato, Hiroshi Nakajima, Masamichi Ito, Hidekazu Kawanishi 2022-08-09
11404849 Light emitting element to control an oscillation wavelength Shoichiro Izumi, Susumu Sato, Noriyuki Futagawa 2022-08-02
11374384 Light-emitting device and method of manufacturing light-emitting device Susumu Sato, Jugo Mitomo, Hiroshi Nakajima, Masamichi Ito, Hidekazu Kawanishi 2022-06-28
11309686 Surface emitting laser and method of manufacturing the same Hiroshi Nakajima, Jugo Mitomo, Susumu Sato, Masamichi Ito, Hidekazu Kawanishi 2022-04-19
11081862 Light emitting element and method of manufacturing the same Masaru Kuramoto, Yuki Maeda, Noriyuki Futagawa 2021-08-03
11031752 Surface-emitting laser and electronic apparatus Jugo Mitomo, Hiroshi Nakajima, Masamichi Ito, Susumu Sato, Noriyuki Futagawa 2021-06-08
11011888 Light-emitting device and light-emitting apparatus Jugo Mitomo, Hiroshi Nakajima, Masamichi Ito, Susumu Sato, Hidekazu Kawanishi 2021-05-18
10873174 Light-emitting element and method of manufacturing the same Susumu Sato, Shoichiro Izumi, Noriyuki Futagawa, Masamichi Ito, Jugo Mitomo +1 more 2020-12-22
10826275 Surface emitting laser element Shoichiro Izumi, Susumu Sato, Noriyuki Futagawa 2020-11-03
10700497 Optical semiconductor device Masaru Kuramoto, Noriyuki Futagawa, Shoichiro Izumi 2020-06-30
10637209 Light emitting element Noriyuki Futagawa, Shoichiro Izumi, Masaru Kuramoto 2020-04-28
10546975 Semiconductor optical device Takashi Tange, Masaru Kuramoto 2020-01-28
10541513 Light emitting element and method of manufacturing the same Masaru Kuramoto, Yuki Maeda, Noriyuki Futagawa 2020-01-21