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Methods and apparatus for assessing risks associated with locate request tickets based on historical information |
Steven Nielsen, Curtis Chambers, Jeffrey Farr |
2017-05-09 |
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Methods and apparatus for facilitating locate and marking operations |
Steven Nielsen, Curtis Chambers, Jeffrey Farr |
2017-02-21 |
| 9189821 |
Methods, apparatus and systems for generating digital-media-enhanced searchable electronic records of underground facility locate and/or marking operations |
Steven Nielsen, Curtis Chambers, Jeffrey Farr |
2015-11-17 |
| 9159107 |
Methods, apparatus and systems for generating location-corrected searchable electronic records of underground facility locate and/or marking operations |
Steven Nielsen, Curtis Chambers, Jeffrey Farr |
2015-10-13 |
| 8907980 |
Methods, apparatus and systems for generating searchable electronic records of underground facility locate and/or marking operations |
Steven Nielsen, Curtis Chambers, Jeffrey Farr |
2014-12-09 |