Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6798493 | Photolithography apparatus and exposure method | — | 2004-09-28 |
| 6738323 | Optical disc apparatus and focusing control method in an optical disc apparatus | Masanobu Yamamoto | 2004-05-18 |
| 6717896 | Controlling a gap length in a near-field area in an exposure apparatus | — | 2004-04-06 |
| 6704096 | Exposure apparatus and exposure method | Minoru Takeda, Motohiro Furuki | 2004-03-09 |