Issued Patents All Time
Showing 126–150 of 153 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8384742 | Virtual white lines (VWL) for delimiting planned excavation sites of staged excavation projects | Curtis Chambers, Jeffrey Farr | 2013-02-26 |
| 8374789 | Systems and methods for using marking information to electronically display dispensing of markers by a marking system or marking tool | Curtis Chambers, Jeffrey Farr, Rene A. Vazquez | 2013-02-12 |
| 8361543 | Methods and apparatus for displaying an electronic rendering of a marking operation based on an electronic record of marking information | Curtis Chambers, Jeffrey Farr | 2013-01-29 |
| 8356255 | Virtual white lines (VWL) for delimiting planned excavation sites of staged excavation projects | Curtis Chambers, Jeffrey Farr | 2013-01-15 |
| 8355542 | Virtual white lines for delimiting planned excavation sites | Curtis Chambers | 2013-01-15 |
| 8340359 | Electronic manifest of underground facility locate marks | Curtis Chambers | 2012-12-25 |
| 8311765 | Locating equipment communicatively coupled to or equipped with a mobile/portable device | Curtis Chambers, Jeffrey Farr, Tony Davani | 2012-11-13 |
| 8301380 | Systems and methods for generating electronic records of locate and marking operations | Curtis Chambers, Jeffrey Farr | 2012-10-30 |
| 8300895 | Virtual white lines for delimiting planned excavation sites | Curtis Chambers | 2012-10-30 |
| 8296308 | Methods and apparatus for associating a virtual white line (VWL) image with corresponding ticket information for an excavation project | Curtis Chambers, Jeffrey Farr | 2012-10-23 |
| 8290204 | Searchable electronic records of underground facility locate marking operations | Curtis Chambers, Jeffrey Farr | 2012-10-16 |
| 8290215 | Virtual white lines for delimiting planned excavation sites | Curtis Chambers | 2012-10-16 |
| 8280117 | Virtual white lines for indicating planned excavation sites on electronic images | Curtis Chambers, Jeffrey Farr | 2012-10-02 |
| 8280631 | Methods and apparatus for generating an electronic record of a marking operation based on marking device actuations | Curtis Chambers, Jeffrey Farr | 2012-10-02 |
| 8280969 | Methods, apparatus and systems for requesting underground facility locate and marking operations and managing associated notifications | Curtis Chambers, Jeffrey Farr | 2012-10-02 |
| 8270666 | Searchable electronic records of underground facility locate marking operations | Curtis Chambers, Jeffrey Farr | 2012-09-18 |
| 8265344 | Electronic manifest of underground facility locate operation | Curtis Chambers | 2012-09-11 |
| 8260489 | Methods, apparatus, and systems for acquiring and analyzing vehicle data and generating an electronic representation of vehicle operations | Curtis Chambers, Jeffrey Farr | 2012-09-04 |
| 8249306 | Virtual white lines for delimiting planned excavation sites | Curtis Chambers | 2012-08-21 |
| 8218827 | Virtual white lines for delimiting planned excavation sites | Curtis Chambers | 2012-07-10 |
| 8194932 | Ticket approval system for and method of performing quality control in field service applications | Curtis Chambers, David Pennington | 2012-06-05 |
| 8155390 | Methods and apparatus for providing unbuffered dig area indicators on aerial images to delimit planned excavation sites | Curtis Chambers | 2012-04-10 |
| 8060304 | Marking system and method | Curtis Chambers, Jeffrey Farr, Rene A. Vazquez | 2011-11-15 |
| D643321 | Marking device | Curtis Chambers, Jeffrey Farr, William R. Johnson, Arthur DiMartino, Ronald Altman +6 more | 2011-08-16 |
| D634655 | Handle of a marking device | Curtis Chambers, Jeffrey Farr, William R. Johnson, Arthur DiMartino, Ronald Altman +6 more | 2011-03-22 |