Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6690500 | Aberration correction apparatus and method | Masakazu Ogasawara, Masayuki Iwasaki | 2004-02-10 |
| 6683732 | Objective lens collision preventing device and method for manufacturing the same | Takanori Maeda, Ikuya Kikuchi | 2004-01-27 |
| 6678232 | Aberration correcting element and assembly | Masakazu Ogasawara | 2004-01-13 |