TN

Tsuyoshi Nagasawa

SO Sony: 4 patents #8,966 of 25,231Top 40%
Overall (All Time): #1,293,989 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5291352 Mechanism for loading and unloading a cassette tape 1994-03-01
5151832 Tape loading device 1992-09-29
4908723 Compact recording and/or reproducing apparatus with oblique rotary head Masao Ohyama 1990-03-13
4777546 Cassette-type magnetic tape recording and/or reproducing apparatus with single motor for tape loading and unloading and for pinch roller actuation Yoshinori Yamamoto, Masao Ohyama, Yutaka Fukuyama 1988-10-11