Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7944552 | Method for displaying result of measurement of eccentricity | — | 2011-05-17 |
| 7932952 | Light quantity adjusting device, optical system having the same, and image taking apparatus | Takeshi Koyama | 2011-04-26 |