Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8315456 | Methods and apparatus for auditing signage | — | 2012-11-20 |
| 8255938 | Signature-based program identification apparatus and methods for use with digital broadcast systems | Morris Lee, William H. Schilp, Ronald Schwerer, David Howell Wright, Kevin Keqiang Deng | 2012-08-28 |
| 8181848 | Methods and apparatus for metering printed media | Wayne A. Olmsted, Charles Clinton Conklin, Robert A. Luff | 2012-05-22 |
| 7742737 | Methods and apparatus for identifying a digital audio signal | John C. Peiffer, David Howell Wright, Paul M. Mears, Venugopal Srinivasan, Daozheng Lu +1 more | 2010-06-22 |
| 5748426 | Method for interfacing to a powered bus | John Bedingfield | 1998-05-05 |