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Reward Candy Dispenser for Personal Computers
A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.
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| Number | Title | Issue Date |
| 7349104 | System and a method for three-dimensional imaging systems A method for acquiring a surface profile 3D data set of an object includes illuminating a surface of the object with a sequence of multiple rainbow projection (MRP) structural light patterns, capturing light reflected from the object, and calculating 3D data (X, Y, ... | 03/25/2008 |
| 7292949 | Method and apparatus for estimating surface moisture content of wood chips Method and apparatus for estimating surface moisture content of wood chips employing a surface moisture measurement obtained from a non-contact surface moisture sensor, which measurement is calibrated with values of a set of optical parameters, such as HSL color cam... | 11/06/2007 |
| 7194361 | Computer-implemented method and apparatus for matching paint A method for matching paint on a vehicle, having the steps of receiving in a central computer vehicle identifying information relating to a specific vehicle and a first set of paint color data from a portion of the body of the vehicle. The central computer includes ... | 03/20/2007 |
| 6522977 | Computer-implemented method and apparatus for matching paint A computer implemented method for matching paint on a vehicle, having the steps of receiving in a central computer, from a remote terminal, vehicle identifying information relating to a specific vehicle and a first set of paint color data from a portion o... | 02/18/2003 |
| 6393315 | Detecting and mapping of inflamed zones in a living tissue A method for detecting and mapping inflamed zones in living tissues and a device for implementing the method. The method includes subjecting the tissues to be analyzed to a luminous excitation with a predetermined spectral domain, acquiring at least the r... | 05/21/2002 |
| 5986762 | Optical sensor having optimized surface profile A method and apparatus for optically assaying a targeted substance in a sample using a sensor having an optimized groove profile. The optical sensor has a grooved surface defined by a first sinusoidal component superposed with one or more additional sinus... | 11/16/1999 |
| 5253032 | Active distance measuring apparatus An active distance measuring apparatus comprises a projector for projecting modulated light to an object, a photo-sensor for sensing the modulated light reflected by the object to produce a pair of alternating current signals in accordance with a distance... | 10/12/1993 |
| 5040897 | Process for visually detecting a color drift in a polychrome reproduction The invention relates to the printing industry, and is based on the comparison of a reproduction under inspection with a reference polychrome graphic representation. Respective reference axes (A1, A2) are defined for the reference re... | 08/20/1991 |
| 4412059 | High modulus cholesteric mesophase polymers A polymeric material which is capable of forming high modulus, biaxially orientable structures of a cholesteric mesophase, wherein said polymeric material comprises an optically active monomer which is condensation co-polymerized with at least one p-pheny... | 10/25/1983 |
| 4256368 | Color contrast sensitivity measuring device An apparatus for generating patterned images which are variable in color contrast and spatial frequency while retaining a substantially constant, uniform level of photometric luminance. Two broad spectrum beams of luminous energy are individually projecte... | 03/17/1981 |
