Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10110889 | Display device ON/OFF detection methods and apparatus | Christen V. Nielsen | 2018-10-23 |
| 10085052 | Portable multi-purpose audience measurement systems, apparatus and methods | David Howell Wright, Arun Ramaswamy, Glen Vilches | 2018-09-25 |
| 9961342 | Display device on/off detection methods and apparatus | Christen V. Nielsen | 2018-05-01 |