KA

Kouiti Akiyama

NE Nec: 3 patents #4,195 of 14,502Top 30%
Overall (All Time): #1,603,692 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6721090 Optically amplified gain control circuit and optically amplified gain control method — 2004-04-13
6636346 Optical amplifier and optically amplifying method — 2003-10-21
6606189 Light amplifier and light amplifying method — 2003-08-12