Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6786604 | Projection system having low astigmatism | David J. W. Aastuen, Jiaying Ma | 2004-09-07 |
| 6719426 | Compound polarization beam splitters | Simon Magarill, Stephen K. Eckhardt, R. English, E. Gregory Fulkerson, Jiaying Ma +1 more | 2004-04-13 |
| 6721096 | Polarizing beam splitter | David J. W. Aastuen, Roger J. Strharsky, Stephen K. Eckhardt, Michael F. Weber, Gary T. Boyd | 2004-04-13 |
| 6672721 | Projection system having low astigmatism | David J. W. Aastuen, Stephen K. Eckhardt, Jiaying Ma | 2004-01-06 |