YY

Yoichi Yagasaki

SO Sony: 6 patents #9 of 1,361Top 1%
📍 Tokyo, MD: #1 of 5 inventorsTop 20%
Overall (1997): #1,945 of 185,788Top 2%
6
Patents 1997

Issued Patents 1997

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5703859 Digital video copy protection system Katsumi Tahara, Hideki Koyanagi, Yasushi Fujinami 1997-12-30
5699474 Method and apparatus for decoding MPEG-type data reproduced from a recording medium during a high-speed reproduction operation Teruhiko Suzuki, Katsumi Tahara, Yasushi Fujinami, Jun Yonemitsu 1997-12-16
5675383 Encoding method, encoding unit, decoding method, decoding unit, recording medium, and transmission method Hideki Koyanagi 1997-10-07
5666461 High efficiency encoding and decoding of picture signals and recording medium containing same Katsuji Igarashi, Jun Yonemitsu, Yasushi Fujinami, Tomoyuki Sato, Motoki Kato +1 more 1997-09-09
5663763 Picture signal encoding method and apparatus and picture signal decoding method and apparatus Tohru Wada, Katsumi Tahara 1997-09-02
5602956 Picture signal coding method, decoding method and picture signal recording medium Teruhiko Suzuki, Jun Yonemitsu 1997-02-11