Issued Patents 2011
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8078995 | Efficient isotropic modeling approach to incorporate electromagnetic effects into lithographic process simulations | Jaione Tirapu Azpiroz, Ioana Graur | 2011-12-13 |
| 8073288 | Rendering a mask using coarse mask representation | Mark A. Lavin, Maharaj Mukherjee | 2011-12-06 |
| 8059884 | Method and system for obtaining bounds on process parameters for OPC-verification | Maharaj Mukherjee, Ioana Graur | 2011-11-15 |
| 8059885 | Calculating image intensity of mask by decomposing Manhattan polygon based on parallel edge | Jaione Tirapu-Azpiroz, Kafai Lai, David O. S. Melville, Kehan Tian | 2011-11-15 |
| 8056026 | Determining manufacturability of lithographic mask by selecting target edge pairs used in determining a manufacturing penalty of the lithographic mask | Tadanobu Inoue, David O. Melville, Hidemasa Muta, Kehan Tian, Masahura Sakamoto | 2011-11-08 |
| 8056023 | Determining manufacturability of lithographic mask by reducing target edge pairs used in determining a manufacturing penalty of the lithographic mask | Tadanobu Inoue, David O. Melville, Hidemasa Muta, Kehan Tian, Masahura Sakamoto | 2011-11-08 |
| 8028254 | Determining manufacturability of lithographic mask using continuous derivatives characterizing the manufacturability on a continuous scale | Tadanobu Inoue, David O. Melville, Hidemasa Muta, Kehan Tian, Masaharu Sakamoto | 2011-09-27 |
| 7975244 | Methodology and system for determining numerical errors in pixel-based imaging simulation in designing lithographic masks | Maharaj Mukherjee, James A. Culp | 2011-07-05 |
| 7969554 | Method, computer program, apparatus and system providing printing for an illumination mask for three-dimensional images | David O. Melville, Kehan Tian | 2011-06-28 |
| 7944545 | High contrast lithographic masks | Saeed Bagheri, David O. S. Melville, Kehan Tian | 2011-05-17 |