Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6651000 | Method and apparatus for generating and distributing satellite tracking information in a compact format | Frank van Diggelen, Charles Abraham | 2003-11-18 |
| 6560534 | Method and apparatus for distributing satellite tracking information | Charles Abraham, Frank van Diggelen | 2003-05-06 |
| 6542820 | Method and apparatus for generating and distributing satellite tracking information | Charles Abraham, Frank van Diggelen | 2003-04-01 |