Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7978569 | Optical disc device and focus control method | Hirotaka Miyamoto, Kimihiro Saito, Kunihiko Hayashi | 2011-07-12 |
| 7944794 | Optical disc apparatus, information recording method, and information reproduction method | Goro Fujita, Kimihiro Saito, Kunihiko Hayashi | 2011-05-17 |
| 7929393 | Optical information recording device and recording correction calculation method | — | 2011-04-19 |