SM

Shinji Masugi

SO Sony: 4 patents #8,966 of 25,231Top 40%
📍 Rifu, JP: #689 of 2,101 inventorsTop 35%
Overall (All Time): #1,282,013 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5995344 Disc cartridge having design parameters of a recording and/or reproduction medium housed therein Taizo Fukuda, Ryoki WATANABE, Yuji Iwaki 1999-11-30
5982592 Magnetic tape stabilizer for a recording and playback device Kengo Saito, Ikushi Nakashima, Toshio Kano, Takashi Sato 1999-11-09
5872692 Recording/reproducing apparatus, magnetic head and tape cartridge Kengo Saito, Ikushi Nakashima, Osamu Koizumi, Masanori Sato, Noriko Nakazawa 1999-02-16
5847906 Recording/reproducing apparatus, magnetic head and tape cartridge Kengo Saito, Ikushi Nakashima, Osamu Koizumi, Masanori Sato, Noriko Nakazawa 1998-12-08