Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6772142 | Method and apparatus for collecting and expressing geographically-referenced data | Steven T. Kelling, John W. Fitzpatrick, Frank B. Gill, Roger L. Slothower, Thomas A. Fredericks | 2004-08-03 |