Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6920087 | Magneto-optical recording apparatus capable of adjusting the magnetic head | Satoshi Sumi, Sayoko Okada | 2005-07-19 |
| 6892017 | Optical fiber and optical transmission system using the optical fiber | Fumio Takahashi | 2005-05-10 |