Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12135367 | Methods and systems for locating a user equipment device based on signal travel time and bias suppression | David Tornqvist | 2024-11-05 |
| 10429185 | Indoor rotation sensor and directional sensor for determining the heading angle of portable device | David Tornqvist, Fredrik Gustafsson | 2019-10-01 |
| 9677888 | Determining sensor orientation in indoor navigation | David Tornqvist, Fredrik Gustafsson | 2017-06-13 |
| 9020752 | Method and device for indoor positioning using magnetic field properties | Christian Lundquist, Fredrik Gustafsson | 2015-04-28 |
| 8934884 | Method and device for indoor position resolution | Fredrik Gustafsson, Christian Lundquist, David Tornqvist, Jonas Callmer | 2015-01-13 |
| 8498811 | Method and device for indoor positioning | Christian Lundquist, Fredik Gustafsson, David Tornqvist, Jonas Callmer | 2013-07-30 |