Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659476 | Land vehicle navigation apparatus and method for planning a recovery route | Joseph W. Seda, Kenneth B. Hohl | 1997-08-19 |
| 5612882 | Method and apparatus for providing navigation guidance | Patrick M. Ryan, Joseph W. Seda, Leslie G. Seymour, Yilin Zhao | 1997-03-18 |