Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7926073 | Methods and apparatus for indirect illumination in electronic media rating systems | Christen V. Nielsen, Venugopal Srinivasan | 2011-04-12 |
| 7805739 | Methods and apparatus for indirect illumination in electronic media rating systems | Christen V. Nielsen, Venugopal Srinivasan | 2010-09-28 |
| 7631324 | Methods and apparatus for indirect illumination in electronic media rating systems | Christen V. Nielsen, Venugopal Srinivasan | 2009-12-08 |