Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492981 | Calibration of a system for tracking a writing instrument with multiple sensors | Michael Angelo, Gregory J. Wolff | 2002-12-10 |
| 6457026 | System to facilitate reading a document | Jamey Graham | 2002-09-24 |