Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12373537 | Unlocking a device | Brent M. Ledvina, Johan Olav Bergerengen, Robert Mayor | 2025-07-29 |
| 11381982 | Managing moving wireless access points in wireless network positioning system | Margaret H. Tam, Brian Stephen Smith, Benjamin A. Detwiler | 2022-07-05 |
| 11372959 | Unlocking a device | Brent M. Ledvina, Johan Olav Bergerengen, Robert Mayor | 2022-06-28 |
| 10834600 | Managing moving wireless access points in wireless network positioning system | Margaret H. Tam, Brian Stephen Smith, Benjamin A. Detwiler | 2020-11-10 |
| 10794986 | Extending a radio map | Jahshan A. Bhatti, Brian Stephen Smith, Jasvinder Singh | 2020-10-06 |
| 10757671 | Location fingerprinting for a transit system | Johan Olav Bergerengen, Robert Mayor, Brian Stephen Smith | 2020-08-25 |
| 10681666 | Coarse location estimation for mobile devices | Brian Stephen Smith, Joseph Ding-Jiu Huang, Ilya K. Veygman, Robert Mayor, Abhinav R. Patel +1 more | 2020-06-09 |
| 10545231 | Compressing radio maps using different compression models | Wuzhou Zhang, Benjamin A. Detwiler, Jasvinder Singh, Anders Holtsberg, Darin Tay | 2020-01-28 |
| 10440574 | Unlocking a device | Brent M. Ledvina, Johan Olav Bergerengen, Robert Mayor | 2019-10-08 |
| 10151824 | Compressing radio maps | Jasvinder Singh, Anders Holtsberg, Darin Tay | 2018-12-11 |
| 9949137 | Wi-Fi based location availability for sparse signal locations | Brian Stephen Smith, Rob Brumley, Rob Mayor, Ben Detwiler | 2018-04-17 |
| 9918203 | Correcting in-venue location estimation using structural information | Joseph Ding-Jiu Huang, Darin Tay, Robert Mayor | 2018-03-13 |
| 9769622 | Indoor location survey assisted by a motion path on a venue map | Abhinav R. Patel, Darin Tay, Jessica Noel Tsoong, Joseph Ding-Jiu Huang, Robert Mayor +4 more | 2017-09-19 |
| 9758183 | Location fingerprinting for transit systems | Johan Olav Bergerengen, Robert Mayor, Brian Stephen Smith | 2017-09-12 |
| 9749780 | Method and apparatus for mobile location determination | Joseph Ding-Jiu Huang | 2017-08-29 |
| 9638784 | Deduplicating location fingerprint data | Abhinav R. Patel, Darin Tay, Jessica Noel Tsoong, Joseph Ding-Jiu Huang, Robert Mayor +1 more | 2017-05-02 |
| 9491585 | Location determination using dual statistical filters | Joseph Ding-Jiu Huang, Abhinav R. Patel, Darin Tay, Jessica Noel Tsoong, Robert Mayor +1 more | 2016-11-08 |
| 9392415 | Modeling connectivity of transit systems | Johan Olav Bergerengen, Robert Mayor, Brian Stephen Smith | 2016-07-12 |
| 9304185 | Deduplicating location fingerprint data | Abhinav R. Patel, Darin Tay, Jessica Noel Tsoong, Joseph Ding-Jiu Huang, Robert Mayor +1 more | 2016-04-05 |
| 9161175 | Location transition determination | Brian Stephen Smith, Robert Mayor, Vitali Lovich | 2015-10-13 |