Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6563461 | System, method, and software for non-iterative position estimation using range measurements | Michael Ray Elgersma | 2003-05-13 |
| 6543146 | Electronic compass and compensation of large magnetic errors for operation over all orientations | Robert B. Smith, Michael Ray Elgersma | 2003-04-08 |