TW

Tetsu Watanabe

SO Sony: 1 patents #49 of 234Top 25%
Overall (1982): #28,235 of 81,411Top 35%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4348699 Apparatus for recording and/or reproducing digital signal Yoshikazu Tsuchiya, Masato Tanaka, Takenori Sonoda, Chiaki Kanai, Nobuhiko Watanabe 1982-09-07