| 9285453 |
Method of near-field electromagnetic ranging and location |
Hans Gregory Schantz, Alfred Hans Unden, Eric Richards |
2016-03-15 |
| 9209525 |
Directive, electrically-small UWB antenna system and method |
Hans Gregory Schantz |
2015-12-08 |
| 8922440 |
Space efficient magnetic antenna method |
Hans Gregory Schantz, James David Fluhler, Kazimierz Siwiak, Glenn Wolenec, Jerome Sylvester Gabig +1 more |
2014-12-30 |
| 8643538 |
Near field electromagnetic location system and method |
Hans Gregory Schantz, David Wesley Langford |
2014-02-04 |
| 8253626 |
Multiple phase state near-field electromagnetic system and method for communication and location |
Hans Gregory Schantz, Andrew James Compston, James Matthew Barron |
2012-08-28 |
| 8018383 |
Method and apparatus for determining location using signals-of-opportunity |
Hans Gregory Schantz, Alfred Hans Unden, Eric Richards |
2011-09-13 |
| 7755552 |
Space efficient magnetic antenna system |
Hans Gregory Schantz, James David Fluhler, Kazimierez Siwiak, Glenn Wolenec, Jerome Sylvester Gabig |
2010-07-13 |
| 7414571 |
Low frequency asset tag tracking system and method |
Hans Gregory Schantz |
2008-08-19 |
| 7307595 |
Near field location system and method |
Hans Gregory Schantz, Glenn Wolenec, Kazimierz Siwiak, Jerome Sylvester Gabig |
2007-12-11 |
| 6963301 |
System and method for near-field electromagnetic ranging |
Hans Gregory Schantz |
2005-11-08 |