Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631241 | Recording medium for which a sub-picture can be favorably superimposed on a main image, and a reproduction apparatus and a reproduction method for the recording medium | Kaoru Murase, Masayuki Kozuka, Shinichi Saeki, Katsuhiko Miwa | 2003-10-07 |
| 6567609 | Optical disk, reproduction apparatus, and reproduction method | Yoshihiro Mori, Masayuki Kozuka | 2003-05-20 |
| 6553179 | Optical disc for coordinating the use of special reproduction functions and a reproduction device for the optical disc | Katsuhiko Miwa, Masayuki Kozuka, Kazuhiro Tsuga, Kaoru Murase, Yoshihisa Fukushima | 2003-04-22 |
| 6549723 | Optical disk, reproduction apparatus, and reproduction method | Yoshihiro Mori, Masayuki Kozuka | 2003-04-15 |
| 6539167 | Optical disk, reproduction apparatus, and reproduction method | Yoshihiro Mori, Masayuki Kozuka | 2003-03-25 |