Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
TH

Tatsushi Hamaguchi — 3 Patents in 2021

Sony: 3 patents #410 of 3,148Top 15%
Overall (2021): #61,374 of 548,734Top 15%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
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