Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500511 | Optical disc recycling method and recycled optical disc | Hiroshi Ooki | 2002-12-31 |
| 6466538 | Optical recording medium having disconnected land and groove forming control portion | Shingo Imanishi, Masanobu Yamamoto | 2002-10-15 |
| 6440516 | Optical disc | Takeshi Yamasaki, Tomomi Yukumoto, Motohiro Furuki | 2002-08-27 |
| 6442110 | BEAM IRRADIATION APPARATUS, OPTICAL APPARATUS HAVING BEAM IRRADIATION APPARATUS FOR INFORMATION RECORDING MEDIUM, METHOD FOR MANUFACTURING ORIGINAL DISK FOR INFORMATION RECORDING MEDIUM, AND METHOD FOR MANUFACTURING INFORMATION RECORDING MEDIUM | Masanobu Yamamoto, Shingo Imanishi | 2002-08-27 |
| 6353592 | Optical recording medium and optical disk device | Tetsuhiro Sakamoto, Kiyoshi Ohsato | 2002-03-05 |
| 6349086 | Optical disc and method for manufacturing same | Masato Nishida, Tetsuhiro Sakamoto, Motohiro Furuki | 2002-02-19 |