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| Number | Title | Issue Date |
| 7995188 | Method of estimating a distance The invention relates to a method of estimating a distance to a surface, whereby an emitter emits light towards a surface, at least some light being reflected by the surface, the surface comprising a detectable feature, the reflected light being received by a first ... | 08/09/2011 |
| 7834983 | Three-dimensional measurement system and rescaling method using indoor GPS A three-dimensional measurement system using an IGPS includes a rescale bar having linear scales thereon, a linear encoder for measuring an absolute length within which the linear encoder moves on the rescale bar, a plurality of optical transmitters that radiates pa... | 11/16/2010 |
| 7808617 | Dual resolution, dual range sensor system and method A distance detecting arrangement employs at least two sensors having different ranges and resolutions of operation. Embodiments disclosed contemplate at least four modes of operation. In a first mode, only one sensor is employed. In a second mode, a longer range and... | 10/05/2010 |
| 7791712 | Chromatic confocal sensor fiber interface A fiber interface configuration for a chromatic point sensor optical pen is provided wherein a detector aperture element provides an aperture that is smaller than the light-transmitting core diameter of an optical fiber that is connected to the optical pen. The dete... | 09/07/2010 |
| 7424133 | Method and apparatus for capturing, geolocating and measuring oblique images A computerized system for displaying, geolocating, and taking measurements from captured oblique images includes a data file accessible by the computer system. The data file includes a plurality of image files corresponding to a plurality of captured oblique images,... | 09/09/2008 |
| 7379016 | Carrier phase detection system for radar sensors A pulse detection system for expanded time radar, laser and TDR sensors detects specific cycles within bursts of cycles. A sensor transmits and receives short bursts of RF cycles. A transmit pulse detector triggers on a selected cycle of the detected transmit burst ... | 05/27/2008 |
| 7359827 | Angle detecting apparatus and scanning-type actuator using the angle detecting apparatus A first sensor and a second sensor provided on both ends of a moving portion connected to a fixed portion via an elastic body detect displacements of the moving portion that is in an oscillating movement. An angle calculating unit calculates a displacement angle of ... | 04/15/2008 |
| 7356936 | Apparatus and method for measuring coating accumulations in a spray booth A method and apparatus are provided for viewing an object (such as a coating overspray accumulation) disposed in a difficult to view area (such as the underside of a lower trough or weir of a cleaning apparatus) and for measuring a distance between first and second ... | 04/15/2008 |
| 7359817 | Method of and device for re-calibrating three-dimensional visual sensor in robot system A re-calibration method and device for a three-dimensional visual sensor of a robot system, whereby the work load required for re-calibration is mitigated. While the visual sensor is normal, the visual sensor and a measurement target are arranged in one or more rela... | 04/15/2008 |
| 7354057 | Laser guided trailer alignment system The present invention is a laser-guided alignment apparatus for aligning various trailer hitches to a vehicle. The alignment apparatus can align trailers with either a bumper ball hitch, a gooseneck hitch, or a fifth-wheel hitch. The alignment apparatus of the prese... | 04/08/2008 |
| 7330565 | Scale insensitive vehicle detection algorithm for flir imagery An algorithm for the detection of military vehicles in FLIR imagery is used as a prescreener to eliminate large areas of the image from further analysis. The output is a list of likely target locations with confidence numbers, which may be sent to a more complex clu... | 02/12/2008 |
| 7325353 | Multiple nomograph system for solving ranging and ballistic problems in firearms The multiple nomograph system for solving ranging and ballistic problems in firearms includes a series of graphs or nomographs for the determination of a series of factors affecting the ballistic trajectory of a bullet in flight. The nomographs may be placed upon th... | 02/05/2008 |
| 7293366 | Distance measurement device The invention starts with a range finder with a measuring device and at least one measuring limit stop body (12), which can be moved out of a housing (10) and features at least one measuring limit stop (22, 24, 26, 28, 30) in a reference plane (... | 11/13/2007 |
| 7283253 | Multi-axis integration system and method An image acquisition system and method employing multi-axis integration (MAI) may incorporate both optical axis integration (OAI) and time-delay integration (TDI) techniques. Disclosed MAI systems and methods may integrate image data in the z direction as the data a... | 10/16/2007 |
| 7278224 | Portable electronic device A portable electronic device is provided. The portable electronic device includes a casing, a display unit, a roller, an encoder and a controller. The casing has a casing surface. The display unit is disposed on the casing surface. The roller is rotatably disposed o... | 10/09/2007 |
| 7262863 | Distance measuring device A distance measuring device has at least one oscillator (26) which produces a basic signal at a fundamental frequency (f0) and a first circuit device (30) which produces a first signal at a first frequency (f1) which is higher tha... | 08/28/2007 |
| 7259375 | Special effects video camera The invention provides a video camera fitted with telemetry means which provide, in parallel with the image, information relating to the distance of each of the filmed points of an image. A clip key calculated on the information relating to the distance may be calcu... | 08/21/2007 |
| 7247833 | Apparatus and method for the position checking of a mechanical part An apparatus for checking the integrity of tools includes an optoelectronic system (7) with a laser beam (21), a base (6) movable along a longitudinal direction (X) for enabling displacements between tool and optoelectronic system and a device f... | 07/24/2007 |
| 7199866 | Handheld laser distance measuring device with extreme value measuring process A handheld laser distance measuring device (1) and extreme value measurement process, including, in a first step, an input means (2) is actuated that triggers a measurement sequence, during which, in a second step, individual distance measurements are ... | 04/03/2007 |
| 7177016 | Electronic surveying apparatus An electronically surveying apparatus of the present invention includes a storing portion for storing positional information of a surveying apparatus body and design data; an angle-measuring portion for electronically measuring an angle between a reference direction... | 02/13/2007 |
| 7142198 | Method and apparatus for remote pointing A remote pointing apparatus including a remote control that generates an optical signal that is periodically expanded and/or reduced around the origin and an optical sensor that detects whether the optical signal is received, and a remote pointing method therefor. T... | 11/28/2006 |
| 7128019 | Tailgate position indicator An indicator device for alerting the driver of a pickup truck to the orientation of the tailgate includes a housing assembly and an indicator assembly carried by and extending from the housing assembly. The housing assembly is attached to the tailgate of the pickup ... | 10/31/2006 |
| 7124705 | Visual parking guide A visual parking guide, more particularly, a thin flat surface, divided into three zones, with a multitude of markings in each zone, to assist drivers of varying heights to park their car in a safe parking position. The visual parking guide is mountable on a support... | 10/24/2006 |
| 7123351 | Method and apparatus for measuring distances using light A method and device for measuring a distance to an object with light determines the distance by measuring the relative intensity of light reflected from the object and traveling over two or more paths of differing optical length or reflected from the object and trav... | 10/17/2006 |
| 7119887 | Optical distance measuring sensor and self-propelled cleaner An optical distance measuring sensor has a plurality of light-emitting elements, a light-emitting lens, a photodetector having a light-receiving surface, a light emission driving part to sequentially drive the light-emitting elements, and a distance signal outputtin... | 10/10/2006 |
| 7080960 | Apparatus and method for transporting waste materials An apparatus for transporting solid waste drill cuttings material produced in the drilling of an oil or gas well, the apparatus including: a waste supply apparatus; a feeder to transport the material; a pneumatic conveying apparatus to which the material is transfer... | 07/25/2006 |
| 7064810 | Optical range finder with directed attention An optical range finder for determining the distance comprises a focusing optical member that focuses emitted electromagnetic radiation upon a micro-mirror array. A processor controls the micro-mirror array to direct the focused electromagnetic radiation into a defi... | 06/20/2006 |
| 7059560 | System for determining the target range for a laser guided weapon A system for determining the distance between a target (4) and a laser guided weapon traveling towards the target (4). The system (1) comprises a laser designator (5) on a remote platform (2) for radiating a first train of pulses (... | 06/13/2006 |
| 7050948 | Method and computer program product for evaluation of data recorded by measuring instruments The invention describes a method and computer program product for the evaluation of data recorded by measuring instruments, which is particularly applicable to the precise localization of non-reflecting marks on a reflecting medium by means of a light-sensitive rece... | 05/23/2006 |
| 7043057 | System for automated determination of retroreflectivity of road signs and other reflective objects A system for the automated determination of retroreflectivity values for reflective surfaces disposed along a roadway repeatedly illuminates an area along the roadway that includes at least one reflective surface using a strobing light source. Multiple light intensi... | 05/09/2006 |
| 7042555 | Portable pipe tally system A portable laser system includes a laser unit and a target unit for measuring the length of a series of pipe assemblies. Either the laser unit or the target unit engages a threaded coupling at one end of the pipe assembly and the other unit engages external pipe thr... | 05/09/2006 |
| 7016518 | Vehicle license plate imaging and reading system for day and night This invention provides an infrared illuminator and camera system for imaging of auto vehicle license plates. The system works in ambient light conditions, ranging from bright sunlight, to dim light, to dark, to zero ambient light. It yields high-contrast imaging of... | 03/21/2006 |
| 7012539 | Monitoring method and an optoelectronic sensor An optoelectronic sensor and a method for producing a positive or a negative object detection signal in dependence on the presence or non-presence of an object in a foreground region or in a background region of a region monitored by the sensor. Transmitted light is... | 03/14/2006 |
| 7009690 | Three-dimensional measurement device and three-dimensional measurement method The purpose of the present invention is to realize a compact three-dimensional measurement device of high resolution. In the present invention, a pulse light is projected on an object, the light reflected from the object is received by a solid state area sensor havi... | 03/07/2006 |
| 7000563 | Tailgate position indicator An indicator device for alerting the driver of a pickup truck to the orientation of the tailgate includes a housing assembly and an indicator assembly carried by and extending from the housing assembly. The housing assembly is attached to the tailgate of the pickup ... | 02/21/2006 |
| 6999172 | Optical apparatus An optical apparatus that measures a polarization dependent characteristic of a measured object includes a light source for emitting non-linearly polarized light in an extreme ultraviolet region or an X-ray region, and a rotary polarizer for reflecting the light emi... | 02/14/2006 |
| 6981404 | Device and method for use with chemical reactor tubes A device and method for measuring the back pressure in chemical reactor tubes includes many automated features. Inflatable tube seals may be automatically inflated. The device may measure several tubes at once. It may transmit data electronically to a remote compute... | 01/03/2006 |
| 6978569 | Tilt indicator for firearms A tilt indicator for use on a firearm includes a signal to indicate if the firearm is level or out of level. The signal is located to be viewed by a user via the user's peripheral vision and his secondary concentration so the user can maintain his primary concentrat... | 12/27/2005 |
| 6975353 | Immersive camera system An immersive scanning camera provides for a high speed imager to capture a scene of interest on a pixel by pixel basis. Distance data is collected for each pixel. This distance data is representative of the distance from the immersive camera of the object depicted b... | 12/13/2005 |
| 6973355 | Accurate positioner suitable for sequential agile tuning of pulse burst and CW lasers A positioning system including a sensor, a drive sequencer and an actuator. The sensor senses the actuator position and provides position signals to drive the sequencer which responsively computes and drives the actuator in open loop moves containing dwell intervals... | 12/06/2005 |
