Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7158776 | Techniques for voice-based user authentication for mobile access to network services | Robert S. Estes, Wen-Pai Lu, Michele Guel, Craig Huegen, Albert Roethlisberger | 2007-01-02 |
| 5880661 | Complex magnetic field generating device | James G. Davidson | 1999-03-09 |