Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7109500 | Mask pattern correction method, semiconductor device manufacturing method, mask manufacturing method and mask | Shinji Omori, Kaoru Koike, Shigeru Moriya | 2006-09-19 |
| 7010434 | Complementary division condition determining method and program and complementary division method | Kohichi Nakayama | 2006-03-07 |
| 6780659 | Stencil mask and method of producing the same, semiconductor device produced using the stencil mask and method of producing the semiconductor device | — | 2004-08-24 |
| 6658641 | Method for mask data verification and computer readable record medium recording the verification program | Kazuhisa Ogawa | 2003-12-02 |
| 6401235 | Method of and apparatus for producing exposure mask | — | 2002-06-04 |