Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7998642 | Mask pattern data creation method and mask | Chikaaki Kodama, Kazuyuki Masukawa, Toshiya Kotani | 2011-08-16 |
| 7996794 | Mask data processing method for optimizing hierarchical structure | Sachiko Kobayashi, Toshiya Kotani, Shinichiroh Ohki | 2011-08-09 |