Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6944218 | Adaptive filter having a small circuit scale with a low power consumption and tap-coefficients updating method of adaptive filter | — | 2005-09-13 |
| 6912234 | Optical pickup apparatus and laser diode chip | Shinichi Takahashi, Hirokatsu Nagatake, Aki Yoshioka, Mitsutoshi Sugano, Ko Ishii +2 more | 2005-06-28 |
| 6845078 | Optical pickup apparatus | Hitoshi Furuhata, Tomotaka Nishimura | 2005-01-18 |