Issued Patents 2004
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834230 | Guidance with feature accounting for insignificant roads | Michael Childs | 2004-12-21 |
| 6799115 | Systems, functional data, and methods to pack n-dimensional data in a PDA | Michael Childs | 2004-09-28 |
| 6789012 | PDA systems, functional data, and methods for generating a route | Michael Childs | 2004-09-07 |
| 6782318 | System and method for compressing data in a PDA | Stephen C. Robinson, Michael Childs, Chunyen Liu | 2004-08-24 |
| 6775612 | Navigation PDA and method with optimal antenna placement | Min H. Kao, Michael Childs | 2004-08-10 |
| 6708112 | System and method for calculating a navigation route based on adjacent cartographic map databases | Michael Childs | 2004-03-16 |
| 6704645 | System and method for estimating impedance time through a road network | Michael Childs | 2004-03-09 |
| 6694256 | Systems and methods for a PDA with forced layer switching based on memory constraints | Michael Childs | 2004-02-17 |
| 6675093 | Systems, functional data, and methods for generating a route | Michael Childs | 2004-01-06 |