Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501903 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki, Hisayuki Nakayama +1 more | 2002-12-31 |
| 6396997 | INFORMATION RECORD MEDIUM WHEREIN NAVIGATION INFORMATION IS RECORDED, APPARATUS FOR RECORDING INFORMATION INCLUDING NAVIGATION INFORMATION AND APPARATUS FOR REPRODUCING INFORMATION ACCORDING TO NAVIGATION INFORMATION | Yoshiaki Moriyama, Takao Sawabe, Junichi Yoshio, Akihiro Tozaki, Kaoru Yamamoto | 2002-05-28 |