Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6326606 | Method and apparatus for checking shape | — | 2001-12-04 |
| 6211505 | Method and apparatus for checking shape | — | 2001-04-03 |
| 6111647 | Detection of focal point of objective lens by means of a two-split sensor | Yukio Ogura, Shingo Murakami | 2000-08-29 |