SO

Sei Onishi

Pioneer Electronic: 11 patents #118 of 1,840Top 7%
SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #388,980 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
6736312 Electronic apparatus, electronic apparatus operation system, authentication system, authentication method, and information storage medium Tadahisa Komurasaki 2004-05-18
6556529 Disk recording and/or reproducing apparatus Seiji Kurauchi, Tetsuya Tanaka 2003-04-29
5208791 System for recovering a CD in a CD player having a magazine containing a plurality of disks Atsushi Kurosawa, Kiyoshi Morikawa, Kaoru Takemasa, Kiyohito Kajihara, Osamu Kitazawa 1993-05-04
5191569 Disk playback device Atsushi Kurosawa, Toshiyuki Kimoto, Kiyohito Kajihara 1993-03-02
5164929 Stopper for trays in a magazine of a CD player Atsushi Kurosawa, Kiyoshi Morikawa, Kiyohito Kajihara, Osamu Kitazawa, Kaoru Takemasa 1992-11-17
5145039 Damper filled with oil Kiyoshi Morikawa, Atsushi Kurokawa, Kiyohito Kajihara, Kaoru Takemasa, Osamu Kitazawa 1992-09-08
5136563 Magazine holder in a CD player Kaoru Takemasa, Atsushi Kurosawa, Kiyohito Kajihara, Osamu Kitazawa, Kiyoshi Morikawa 1992-08-04
5077717 System for detecting a CD on a tray in a compact disk player having a magazine containing a plurality of disks Atsushi Kurosawa, Kiyoshi Morikawa, Kaoru Takemasa, Kiyohito Kajihara, Osamu Kitazawa 1991-12-31
5068501 Tape end switch detecting device for tape player Susumu Yoshida, Kenji Uchiyama 1991-11-26
5042024 Disk reproduction apparatus capable of being disposed in different attitudes Atsushi Kurosawa, Toshiyuki Kimoto, Kiyohito Kajihara 1991-08-20
5036407 Device for detecting tape characteristics and head position Susumu Yoshida, Kenji Uchiyama 1991-07-30
5034936 Multi-disk disk player having minimally-sized magazine drive motor Atsushi Kurosawa, Toshiyuki Kimoto, Kiyohito Kajihara 1991-07-23
4841499 Multi-disc player Akira Takahashi, Testuro Kamimura, Masahiko Kawamura, Kiyoshi Morikawa 1989-06-20