Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7907771 | Pattern data processing system, pattern data processing method, and pattern data processing program | Mitsuo Sakurai, Takahisa Itoh, Kenji Chichii | 2011-03-15 |
| 7331025 | Data storage method and data storage device | Kazuhiko Takahashi, Kazuhito Honma | 2008-02-12 |
| 6800428 | Wavelength-independent exposure pattern generation method and exposure pattern generation system for lithography | Tomoyuki Okada, Kazuya Sugawa, Kiyokazu Aiso, Masao Sugiyama, Tomoaki Kawaguchi | 2004-10-05 |
| 6463577 | Method of manufacturing mask using independent pattern data files | Mitsuo Sakurai, Shuji Osada | 2002-10-08 |