AK

Akira Katsuyama

SO Sony: 4 patents #33 of 1,361Top 3%
Overall (1997): #9,124 of 185,788Top 5%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5701385 Apparatus for replaying a recording medium having means for displaying the contents of the recording medium as graphics images which include a series of intra-pictures Kenji Tomizawa, Shuichi Nagano, Takashi Koya 1997-12-23
5644558 Recording and/or reproducing apparatus for disc-shaped recording medium Akihisa Inatani, Shuichi Nagano, Kanji Mita, Shuji Minami, Haruyuki Tamura +3 more 1997-07-01
5608730 Bi-directional communication system Yoshio Osakabe, Shigeo Tanaka, Hiroshi Yamazaki, Yasuo Kusagaya, Noriko Kotabe +2 more 1997-03-04
5598278 System configuration method for audio-video apparatus with digital bus interface Shigeo Tanaka, Hiroshi Yamazaki, Noriko Kotabe, Kouichi Sugiyama, Makoto Sato +2 more 1997-01-28