Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10731993 | Turn lane configuration | Bo Xu | 2020-08-04 |
| 9989650 | Position in urban canyons | Jeffrey R. Bach, Narayanan Alwar | 2018-06-05 |
| 9874447 | Turn lane configuration | Bo Xu | 2018-01-23 |
| 7856310 | Method of developing traffic messages | Michael Brian Lane, Lawrence M. Peterson, Finn A. Swingley, William King Sedore, Victoria Leila Tanzar +1 more | 2010-12-21 |
| 7657367 | Method of developing traffic messages | Michael Brian Lane, Lawrence M. Peterson, Finn A. Swingley, William King Sedore, Victoria Leila Tanzar +1 more | 2010-02-02 |
| 7398154 | Method and system for computing road grade data | Narayanan Alwar, Ole Henry Dorum | 2008-07-08 |
| 7035733 | Method and system for obtaining road grade data | Narayanan Alwar, Mike Milici | 2006-04-25 |
| 6856897 | Method and system for computing road grade data | Narayanan Alwar, Ole Henry Dorum | 2005-02-15 |
| 6571195 | Method for calculating distance using piece-wise linear interpolation | Nicholas E. Smith | 2003-05-27 |
| 6502033 | Turn detection algorithm for vehicle positioning | — | 2002-12-31 |
| 6317683 | Vehicle positioning using three metrics | Joseph Ciprian, Robert Fernekes, David S. Lampert | 2001-11-13 |