Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
HK

Hiroaki Katsurai

NT NTT: 6 patents #18 of 767Top 3%
Overall (2025): #17,023 of 469,880Top 4%
6
Patents 2025

Issued Patents 2025

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12389141 Optical communication system, control method and optical subscriber line terminal apparatus Haruka NAGOSHI, Tomoaki Yoshida 2025-08-12
12381633 Optical power supply system, optical power supply method and power receiving optical communication apparatus Ryo Miyatake, Tomoaki Yoshida 2025-08-05
12368517 Optical power supply system, power receiving side optical communication device and power supply method Kenta ITO, Tomoaki Yoshida 2025-07-22
12316385 Optical power supply system, wakeup method and optical communication device on the receiving side Tomoaki Yoshida 2025-05-27
12308890 Optical power reception apparatus, communication apparatus and optical power reception method Kyo MINOGUCHI, Yoichi FUKADA, Tomoaki Yoshida 2025-05-20
12294415 Optical power supply system, power receiving side optical communication device and data transfer method Kenta ITO, Tomoaki Yoshida 2025-05-06