Inventor
HIRAKI TATSURO
JP6 patents
Patents
6 patentsUS11977282B2May 7, 2024
Optical modulator
NIPPON TELEGRAPH & TELEPHONE0 citations59
US11973159B2Apr 30, 2024
Photodetector
NIPPON TELEGRAPH & TELEPHONE1 citations59
US11417783B2Aug 16, 2022
Semiconductor light receiver
NIPPON TELEGRAPH & TELEPHONE1 citations59
US11705693B2Jul 18, 2023
Semiconductor optical element
NIPPON TELEGRAPH & TELEPHONE0 citations58
US12148852B2Nov 19, 2024
Light-receiving device
NIPPON TELEGRAPH & TELEPHONE0 citations57
US11996489B2May 28, 2024
Optical module and method for manufacturing the same
NIPPON TELEGRAPH & TELEPHONE0 citations46