Inventor
KAKITSUKA TAKAAKI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “KAKITSUKA TAKAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
10 patentsUS11705693B2Jul 18, 2023
Semiconductor optical element
NIPPON TELEGRAPH & TELEPHONE0 citations58
US12051884B2Jul 30, 2024
Semiconductor optical element
NIPPON TELEGRAPH & TELEPHONE1 citations57
US12095227B2Sep 17, 2024
Optical device
NIPPON TELEGRAPH & TELEPHONE0 citations56
US11855410B2Dec 26, 2023
Semiconductor optical module
NIPPON TELEGRAPH & TELEPHONE1 citations56
US11276988B2Mar 15, 2022
Semiconductor optical device
NIPPON TELEGRAPH & TELEPHONE0 citations48
US12068579B2Aug 20, 2024
Semiconductor laser
NIPPON TELEGRAPH & TELEPHONE0 citations47
US12027818B2Jul 2, 2024
Semiconductor laser
NIPPON TELEGRAPH & TELEPHONE0 citations47
US11747659B2Sep 5, 2023
Optical modulator
NIPPON TELEGRAPH & TELEPHONE0 citations47
US11557876B2Jan 17, 2023
Semiconductor laser
NIPPON TELEGRAPH & TELEPHONE0 citations45
US11418232B2Aug 16, 2022
Waveform equalization device
NIPPON TELEGRAPH & TELEPHONE0 citations45