Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6418095 | Optical head device, inclination detection apparatus using the same, and optical information processing apparatus using the same | Shin-ichi Kadowaki, Hiroaki Yamamoto, Ken'ichi Kasazumi, Seiji Nishino | 2002-07-09 |
| 6418107 | Optical head device, inclination detection apparatus using the same, and optical information processing apparatus using the same | Shin-ichi Kadowaki, Hiroaki Yamamoto, Ken'ichi Kasazumi, Seiji Nishino | 2002-07-09 |