Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6466597 | Semiconductor laser device | Masahiro Kume, Yuzaburo Ban, Kenji Harafuji, Isao Kidoguchi, Satoshi Kamiyama +3 more | 2002-10-15 |
| 6392979 | Optical pickup and optical disk apparatus using the same | Kazuhisa Yamamoto, Yasuo Kitaoka, Masahiro Kume | 2002-05-21 |