KC

Koyu Chinen

KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
Overall (All Time): #1,653,213 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5281829 Optical semiconductor device having semiconductor laser and photodetector — 1994-01-25
5271030 Distributed feedback semiconductor laser — 1993-12-14
5235604 Optical amplifier using semiconductor laser as multiplexer — 1993-08-10