Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7337423 | Mask pattern generating method and mask pattern generating apparatus | Minoru Yamagiwa, Tadashi Tanimoto, Akio Misaka | 2008-02-26 |
| 6562710 | Semiconductor device and method for fabricating the same | Hideo Nakagawa, Eiji Tamaoka | 2003-05-13 |
| 6514647 | Photomask, resist pattern formation method, method of determining alignment accuracy and method of fabricating semiconductor device | Hisashi Watanabe, Hideo Nakagawa | 2003-02-04 |