Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733953 | Photomask and pattern forming method employing the same | Norio Hasegawa, Katsuya Hayano | 2004-05-11 |
| 6709880 | Semiconductor device and a manufacturing method of the same | Jiro Yamamoto, Tsuneo Terasawa, Tosiyuki Yamamoto | 2004-03-23 |