RI

Ryuichi Iwamura

SO Sony: 5 patents #15 of 1,361Top 2%
📍 San Diego, CA: #25 of 925 inventorsTop 3%
🗺 California: #313 of 17,285 inventorsTop 2%
Overall (1997): #3,482 of 185,788Top 2%
5
Patents 1997

Issued Patents 1997

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5677901 Methods and appartus for reproducing and decoding data recorded on a disk 1997-10-14
5623459 Method and apparatus for error correcting reproduced data Shozo Masuda, Yoshiyuki Akiyama 1997-04-22
5617384 Method and apparatus for recovering TOC and user information from an optical disk and using the TOC information to access user tracks Jun Yonemitsu, Shunji Yoshimura, Makoto Kawamura 1997-04-01
5596565 Method and apparatus for recording MPEG-compressed video data and compressed audio data on a disk Jun Yonemitsu, Shunji Yoshimura, Makoto Kawamura 1997-01-21
5592450 Method for reproducing compressed information data from a disk using a spatial frequency less than the track pitch Jun Yonemitsu, Shunji Yoshimura, Makoto Kawamura 1997-01-07