Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10168153 | Enhanced position measurement systems and methods | Christian Grässer, James Greenberg, Rod Johnson | 2019-01-01 |
| 9182229 | Enhanced position measurement systems and methods | Christian Grässer, James Greenberg, Rod Johnson, Magnus Westermark | 2015-11-10 |
| 8898179 | Method for extracting attribute data from a media file | — | 2014-11-25 |
| 8782564 | Method for collaborative display of geographic data | — | 2014-07-15 |