SA

Sanae Abe

SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #2,339,532 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4785444 Optical recording disc Yasuaki Nakane, Kazumine Ito, Takashi Naito 1988-11-15
4710434 Optomagnetic recording medium Noboru Sato, Kazutaka Habu 1987-12-01