MS

Masashi Somezawa

SO Sony: 17 patents #2,459 of 25,231Top 10%
SC Shin-Etsu Chemical Co.: 5 patents #647 of 2,176Top 30%
NC Nippon Polyurethane Industry Co.: 1 patents #33 of 76Top 45%
Overall (All Time): #280,944 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5028497 Magnetic recording medium utilizing a fungicide Masakazu Muroyama 1991-07-02
4654260 Magnetic recording medium Ryoji Chubachi, Yoshihisa Kawamura 1987-03-31
4637959 Magnetic recording medium Yoshinobu Ninomiya, Kiyokazu Oiyama 1987-01-20
4634633 Magnetic recording medium Yoshinobu Ninomiya, Kiyokazu Oiyama 1987-01-06
4521486 Magnetic recording medium Yoshinobu Ninomiya, Akira Hashimoto 1985-06-04
4508752 Method for manufacturing a magnetic recording medium Yutaka Takei 1985-04-02
4503198 Electron radiation curable resin Seiichi Miyai, Kaoru Nakajima 1985-03-05
4501801 Magnetic recording medium Shigeo Kimura, Yuji Hinoto, Hiroshi Yoshioka 1985-02-26
4435485 Magnetic recording medium Kaoru Nakajima, Minoru Takamizawa, Yoshio Inoue, Hiroshi Yoshioka 1984-03-06
4434210 Magnetic recording medium Kaoru Nakajima, Yoshinobu Ninomiya 1984-02-28
4431703 Magnetic recording medium Shigeo Kimura, Yuji Hinoto, Hiroshi Yoshioka 1984-02-14
4400498 Thermoplastic polyurethane resins Shin Konishi, Mitsuhiro Yoshida, Masatake Katagiri, Yoshinobu Ninomiya, Akira Hashimoto 1983-08-23
4396674 Magnetic recording medium with amino lubricating layer Shigeo Kimura 1983-08-02
4384100 Novel diorganopolysiloxane compounds Minoru Takamizawa, Shigeo Kimura, Kunio Kobayashi, Yoshio Inoue, Hiroshi Yoshioka 1983-05-17
4369230 Magnetic recording medium Shigeo Kimura, Kunio Kobayashi, Minoru Takamizawa, Yoshio Inoue, Hiroshi Yoshioka 1983-01-18
4368238 Magnetic recording media Yoshinobu Ninomiya, Akira Hashimoto 1983-01-11
4368242 Magnetic recording medium Kaoru Nakajima, Minoru Takamizawa, Yoshio Inoue, Hiroshi Yoshioka 1983-01-11