TA

Toshiyuki Arai

SO Sony: 2 patents #121 of 1,124Top 15%
Overall (1994): #17,740 of 165,921Top 15%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5301176 Apparatus for carrying out recording and/or reproducing signals for disk-shaped recording medium Hideo Kawachi, Katsuichi Sakurai 1994-04-05
5299185 Disc player for playing both naked disc and cartridge-encased disc Katsuichi Sakurai, Hideo Kawachi 1994-03-29