KM

Koichi Matsuyama

SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
SC Sanyo Optec Design Co.: 1 patents #21 of 42Top 50%
📍 Adachi, JP: #135 of 222 inventorsTop 65%
Overall (All Time): #3,173,038 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8520487 Optical element retaining device, optical element transfer device and optical pickup device Mitsuhiro Hashimoto 2013-08-27