1
Steven Nielsen, Curtis Chambers, Jeffrey Farr, Mark A Conner: Marking system and method with location and/or time tracking. Certus View Technologies, Wolf Greenfield & Sacks P C, December 29, 2009: US07640105 (151 worldwide citation)

A system may dispense a marker, determine location data or time data, and substantially simultaneously trigger the dispensing of the marker and logging of the location data that identifies a geographic location at which the marker is dispensed or the time data that identifies a time at which the mar ...


2
Steven Nielsen, Curtis Chambers, Jeffrey Farr, Tony Davani: Locating equipment communicatively coupled to or equipped with a mobile/portable device. Certusview Technologies, Foley & Lardner, Joseph Teja Jr, November 13, 2012: US08311765 (94 worldwide citation)

Locating and/or marking equipment, such as a locate transmitter or locate receiver, a marking device, or a combined locate and marking device, may be communicatively coupled to and/or equipped with a mobile/portable device (e.g., a mobile phone, personal digital assistant or other portable computing ...


3
Steven Nielsen, Curtis Chambers, Jeffrey Farr: Fleet management systems and methods for complex event processing of vehicle-related information via local and remote complex event processing engines. Certusview Technologies, Foley & Lardner, Joseph Teja Jr, June 25, 2013: US08473148 (84 worldwide citation)

A fleet management complex event processing (CEP) engine executes on at least one hardware computer processor. The CEP engine receives at least a first input stream onto which first vehicle information related to a first vehicle is published, and a second input stream onto which second vehicle infor ...


4
Steven Nielsen, Curtis Chambers, Jeffrey Farr: Methods, apparatus, and systems for acquiring and analyzing vehicle data and generating an electronic representation of vehicle operations. Certusview Technologies, Foley & Lardner, Joseph Teja Jr, September 4, 2012: US08260489 (82 worldwide citation)

Geo-referenced and/or time-referenced electronic drawings may be generated based on electronic vehicle information to facilitate documentation of a vehicle-related event. A symbols library, a collection of geo-referenced images, and any data acquired from one or more vehicles may be stored in memory ...


5
Steven Nielsen, Curtis Chambers, Jeffrey Farr, Rene Vazquez: Marking system and method. Certusview Technologies, Foley & Lardner, Joseph Teja Jr, November 15, 2011: US08060304 (64 worldwide citation)

A marking system may hold a container from which markers are dispensed and identify a marker characteristic regarding the markers in the container. The marking system may also receive activation of a trigger, dispense a marker from the container when the trigger is activated, and store the marker ch ...


6
Steven E Nielsen, Curtis Chambers, Jeffrey Farr: Methods and apparatus for analyzing locate and marking operations with respect to environmental landmarks. CertusView Technologies, December 17, 2013: US08612271 (61 worldwide citation)

Methods, apparatus and systems including a computer comprising at least one hardware processor, at least one tangible storage medium (memory), and at least one input/output (I/O) interface for evaluating a quality of a locate and/or marking operation. First information relating to the locate and/or ...


7
Steven Nielsen, Curtis Chambers, Jeffrey Farr, Rajdip Singh Sikand: Methods, apparatus, and systems for dispatching service technicians. CertusView Technologies, December 17, 2013: US08612276 (60 worldwide citation)

Scheduling of activities for field service technicians may be improved by modifying availability constraints associated with appointment windows for activities. Activities may be scheduled based on a performance deadline and relevant shift times of the resources to whom the activity may be allocated ...


8
Steven Nielsen, Curtis Chambers, Jeffrey Farr: Marking apparatus configured to detect out-of-tolerance conditions in connection with underground facility marking operations, and associated methods and systems. CertusView Technologies, December 17, 2013: US08612148 (58 worldwide citation)

Methods, apparatus, and systems for facilitating a marking operation to indicate a presence or an absence of at least one underground facility. Marking information, including one or both of environmental information representative of at least one environmental condition of an environment in which th ...


9
Steven Nielsen, Curtis Chambers, Jeffrey Farr: Electronically documenting locate operations for underground utilities. Certusview Technologies, Foley & Lardner, Joseph Teja Jr, September 10, 2013: US08532341 (57 worldwide citation)

A technician performs a locate operation of an underground utility in a dig area of proposed excavation by applying one or more physical colored markers (e.g., paint, flags, other colored markers) to ground, pavement or other surface to indicate a presence or an absence of the underground utility in ...


10
Steven E Nielsen, Curtis Chambers, Jeffrey Farr: Methods and apparatus for displaying an electronic rendering of a marking operation based on an electronic record of marking information. Certusview Technologies, Foley & Lardner, Joseph Teja Jr, January 29, 2013: US08361543 (55 worldwide citation)

Methods and apparatus for providing on a display device an electronic rendering of a marking operation to mark on ground, pavement, or other surface a presence or an absence of at least one underground facility. One or more electronic locate marks are displayed in a display field of the display devi ...