Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496453 | Optical pickup | Junichi Asada, Kenji Nagashima, Hiroshi Kayama, Youichi Saitoh | 2002-12-17 |
| 6459664 | Optical disc tilt control apparatus | Shin-ichi Yamada, Masayoshi Abe, Hiroyuki Yamaguchi, Kouichi Takamine | 2002-10-01 |