Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6891788 | Optical disk, and method and apparatus for reproducing information recorded in optical disk | Takashi Yumiba, Teruyuki Takizawa, Mitsuaki Oshima, Akihiko Nishioka, Koichi Morioka | 2005-05-10 |
| 6862685 | OPTICAL DISK, AN OPTICAL DISK BARCODE FORMING METHOD, AN OPTICAL DISK REPRODUCTION APPARATUS, A MARKING FORMING APPARATUS, A METHOD OF FORMING A LASER MARKING ON AN OPTICAL DISK, AND A METHOD OF MANUFACTURING AN OPTICAL DISK | Yoshiho Gotoh, Mitsuaki Oshima, Shinichi Tanaka, Kenji Koishi | 2005-03-01 |