| 2024-02-29 | QF7NX15 | NX15 | Geophysical Survey Systems, Inc. |
| 2024-02-29 | QF7NX15 | NX15 | Geophysical Survey Systems, Inc. |
| 2023-08-31 | QF7NX25 | NX25 | Geophysical Survey Systems, Inc. |
| 2023-08-31 | QF7NX25 | NX25 | Geophysical Survey Systems, Inc. |
| 2023-08-30 | QF7FLEXNX | FLEXNX | Geophysical Survey Systems, Inc. |
| 2019-02-04 | QF750200HS | 50200HS | Geophysical Survey Systems, Inc. |
| 2017-03-02 | QF7PALMXT | PALMXT | Geophysical Survey Systems, Inc. |
| 2017-01-05 | QF750350US | 50350US | Geophysical Survey Systems, Inc. |
| 2016-05-12 | QF742600 | 42600 | Geophysical Survey Systems, Inc. |
| 2016-03-28 | QF7MINIXT | MINIXT | Geophysical Survey Systems, Inc. |
| 2016-03-03 | QF7350HS | 350HS | Geophysical Survey Systems, Inc. |
| 2012-12-11 | QF7D50300800 | D50300800 | Geophysical Survey Systems, Inc. |
| 2012-10-26 | QF750270S | 50270S | Geophysical Survey Systems, Inc. |
| 2011-12-28 | QF7MINIHR | MINIHR | Geophysical Survey Systems, Inc. |
| 2011-12-15 | QF750400S | 50400S | Geophysical Survey Systems, Inc. |
| 2011-11-28 | QF742000S | 42000S | Geophysical Survey Systems, Inc. |
| 2011-11-10 | QF7MINISIR | MINISIR | Geophysical Survey Systems, Inc. |
| 2010-11-08 | QF73101A | 3101A | Geophysical Survey Systems, Inc. |
| 2009-11-02 | QF7270LL3P | 270LL3P | Geophysical Survey Systems, Inc. |
| 2009-11-02 | QF7MINISIR | MINISIR | Geophysical Survey Systems, Inc. |
| 2009-04-20 | QF762000 | 62000 | Geophysical Survey Systems, Inc. |
| 2009-02-24 | QF750400 | 50400 | Geophysical Survey Systems, Inc. |
| 2009-02-12 | QF75103A | 5103A | Geophysical Survey Systems, Inc. |
| 2008-05-30 | QF752600 | 52600 | Geophysical Survey Systems, Inc. |
| 2005-04-01 | QF75101 | 5101 | Geophysical Survey Systems, Inc. |
| 2004-11-26 | QF74105 | 4105 | Geophysical Survey Systems, Inc. |
| 2004-11-18 | QF75104 | 5104 | Geophysical Survey Systems, Inc. |
| 2003-08-22 | QF7TERRAVISION | TERRAVISION | Geophysical Survey Systems, Inc. |
| 2003-04-08 | QF7PATHFINDER | PATHFINDER | Geophysical Survey Systems, Inc. |
| 2003-03-19 | QF7HANDYSCAN | HANDYSCAN | Geophysical Survey Systems, Inc. |
| 2003-03-05 | QF74108F | 4108F | Geophysical Survey Systems, Inc. |
| 2003-02-12 | QF73101D | 3101D | Geophysical Survey Systems, Inc. |
| 2002-12-23 | QF7INTERRAGATOR | INTERRAGATOR | Geophysical Survey Systems, Inc. |
| 2002-12-03 | QF75100 | 5100 | Geophysical Survey Systems, Inc. |
| 2002-11-19 | QF75103 | 5103 | Geophysical Survey Systems, Inc. |
| 2002-09-12 | QF75106 | 5106 | Geophysical Survey Systems, Inc. |