KM

Keiichi Matsumoto

NE Nec: 3 patents #154 of 917Top 20%
Overall (2025): #55,831 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12374851 Optical amplification apparatus and optical amplification method Hitoshi Takeshita, Emmanuel Le Taillandier De Gabory 2025-07-29
12375201 Optical amplifier, optical amplifier controlling method, and optical transmission system Hitoshi Takeshita, Hidemi Noguchi, Emmanuel Le Taillandier De Gabory 2025-07-29
12308599 Optical amplifier, optical amplifier equalizing method, and transmission system Emmanuel Le Taillandier De Gabory, Shigeyuki Yanagimachi 2025-05-20