Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649078 | Efficient two-pass rasterization scheme utilizing visibility information | John Alan Gerth, Shawn A. Hall | 1997-07-15 |
| 5613050 | Method and apparatus for reducing illumination calculations through efficient visibility determination | Roland M. Hochmuth | 1997-03-18 |