Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670080 | Mask pattern creating method and mask pattern creating apparatus | Tetsunobu Kochi | 2003-12-30 |
| 6632574 | Mask having pattern areas whose transmission factors are different from each other | — | 2003-10-14 |
| 6534242 | Multiple exposure device formation | Akiyoshi Suzuki, Miyoko Kawashima, Kenji Saitoh, Yuichi Iwasaki | 2003-03-18 |