EO

Eiichi Osawa

SO Sony: 2 patents #12,963 of 25,231Top 55%
📍 Shinagawa, JP: #236 of 807 inventorsTop 30%
Overall (All Time): #1,298,298 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5125777 Rotary tool 1992-06-30
5033923 Rotary tool 1991-07-23
4802174 Viterbi decoder with detection of synchronous or asynchronous states Hisaki Hiraiwa 1989-01-31
4697212 Method and apparatus for recording a digital information signal Masato Tanaka, Mamoru Yoshizawa, Jun Nakai, Yuichi Kojima 1987-09-29