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| Number | Title | Issue Date |
| 6784995 | Colorimeter A colorimeter for measuring a color of light includes a color sensing device, a hanging means, and a means for reducing color distortion. The hanging means hangs the color sensing device in an operative relationship relative to a color producing device. The means fo... | 08/31/2004 |
| 6765674 | Process and apparatus for the colorimetric measurement of a two-dimensional original For the colorimetric measurement of a two-dimensional original, the original is photoelectrically scanned pixel by pixel in a first step by way of a color-enabled photoelectric scanning device. A digital color representation of the original is produced from the ther... | 07/20/2004 |
| 6750970 | Method for quickly retrieving approximate color of metallic paint color The following procedures are included: a procedure (1) for measuring a metallic paint color by a multi-angle spectrophotometer and storing the multi-angle colorimetric value Lab* of the paint color, a color classification code to which the paint color belongs... | 06/15/2004 |
| 6744513 | Computer color matching method of paint and preparing method of paint using the same method A computer color matching method of paint for measuring a proper formulation of colorants for obtaining a target color or color and luster, or a proper formulation of colorants and luster color materials, directly in a liquid state of paint, without preparing painte... | 06/01/2004 |
| 6740154 | Paint colorant product and method A neutral paint colorant has a composition comprising approximately 7.0% Color Index Pigment Yellow 42, 2.4% Color Index Pigment Red 101, and 4.0% Color Index Pigment Black 7. A pre-blended mixture of the neutral colorant and a paint base can be blended with a first... | 05/25/2004 |
| 6734972 | Predicting material color shifts due to weathering Predicting material color shifts due to weathering. A color formulation tool determines the concentration of colorants from a color standard. The color formulation tool obtains weathered optical parameters for the color standard from a color database and predicts th... | 05/11/2004 |
| 6725772 | System admixture compensation system and method A method provides reference profile density values for at least one color combination having a plurality of colors produced by a reference device using a reference colorant set, at least one overprint color combination having reference initial percent dot values (IP... | 04/27/2004 |
| 6717673 | Method of color-matching The present invention describes methods of color-matching paint formulations to target substrates. ... | 04/06/2004 |
| 6717672 | Color measurement method A color measurement method performs a color measurement in which an influence of a fluorescent brightening age included in a printed form is corrected. With respect to the influence of the fluorescent brightening age, a measurement is performed only on a white porti... | 04/06/2004 |
| 6707553 | Color measuring apparatus A measurement controller is electrically connected with light emitting circuits and controls the light emission of light sources. A calculator calculates reflection characteristic measurement values of a measurement object corresponding to the respective illuminator... | 03/16/2004 |
| 6698355 | Patch measurement device and printing apparatus incorporating the same A patch measurement device which is capable of accurately detecting the position of a patch in a control strip is provided. In a patch measurement device 27, a data storage section 271 stores printed-image data containing a control strip printed on a prin... | 03/02/2004 |
| 6687003 | Method for recording and viewing stereoscopic images in color using multichrome filters The aim of the invention is to create techniques for the encoding, production and viewing of stereograms, supplemented by methods for selecting certain optical filters needed in these novel techniques, thus providing a human observer with stereograms each... | 02/03/2004 |
| 6683970 | Method of diagnosing nutritious condition of crop in plant field A method of diagnosing nutritious condition of crop in a plant field is disclosed. The method comprises the steps of: locating a camera equipped with a plurality of image elements in a predetermined central depression angle with respect to the plant field... | 01/27/2004 |
| 6650416 | Color image bar based spectrophotometer photodetector optical orientation A color spectrophotometer incorporating a low cost commercial imaging chip, which normally forms part of a document imaging bar used for imaging documents in scanners, etc., having multiple photo-sites with three different rows of color filters. Each chip... | 11/18/2003 |
| 6639669 | Diagnostics for color printer on-line spectrophotometer control system In a color analysis method in which sheets with multiple different color printed test patches are moved relative to a color analyzing spectrophotometer, and in which fiducial marks are printed adjacent to respective test patches and optically detected by ... | 10/28/2003 |
| 6633382 | Angular, azimuthal and displacement insensitive spectrophotometer for color printer color control systems An improved and lower cost color spectrophotometer, especially suitable for an on-line color printer color control system, in which plural different spectra LEDs sequentially perpendicularly illuminate a common and substantially circularly illuminated col... | 10/14/2003 |
| 6628394 | Optical gasket system An optical gasket system for use in a colorimeter or other instrument which utilizes a light beam and a sample cell or chamber for a liquid to be tested. Each gasket is optically clear and is pliable so as to conform to the surface of the sample cell whic... | 09/30/2003 |
| 6628393 | Method for determining the shade stability of lacquers In a method of determining the shade stability of paints, the total color difference ƊE(FT) between the color at the film thickness FT and the color at a predetermined film thickness FT0 is measured for different film thicknesses FT. Subsequen... | 09/30/2003 |
| 6611332 | Wavelength-variable light source apparatus A wavelength-variable light source apparatus having a wavelength measurement function for measuring the wavelength characteristic of an object to be measured. In the apparatus, a CPU outputs control signals for controlling components of a light power mete... | 08/26/2003 |
| 6605804 | Optical sensor An optical sensor is provided for determining a physical and/or chemical parameter of a sample, having at least one optical transmitter and at least one optical receiver, and having a sensitive element which is arranged in a beam path between the transmit... | 08/12/2003 |
| 6603551 | Color measurement of angularly color variant textiles A method is provided for measuring the color of irregular surface materials, including textiles which may provide dissimilar color measurements from different viewing angles, by illuminating a sampling area of the irregular surface material approximately ... | 08/05/2003 |
| 6603550 | Device, kit and method for selecting personalized color cosmetics A skin color measuring device is provided for use with a kit and method to measure skin shades at point-of-sale. The device includes a hand holdable housing encompassing a spectrophotometer/colorimeter, a logic program for calculating L, a, b values measu... | 08/05/2003 |
| 6597454 | Color measurement instrument capable of obtaining simultaneous polarized and nonpolarized data A color measurement instrument capable of measuring both the nonpolarized spectral response and the polarized spectral response of a sample on a single reading. The instrument includes a source of polarized light to illuminate the sample, and a detector f... | 07/22/2003 |
| 6594014 | Color detecting sensor and method for ink ribbon A color detecting sensor includes a light emitting element for emitting red light, a light emitting element for emitting green light, a light emitting element for emitting blue light, a light receiving element for receiving light emitted from each of the ... | 07/15/2003 |
| 6583878 | Process and apparatus for measuring optical parameters on liquid media Process and apparatus for measuring optical, especially calorimetric, parameters on liquid, colored media, especially on wet lacquers, in which the liquid, colored medium is applied to a continuously moving, cylindrical support, a film of the liquid, colo... | 06/24/2003 |
| 6583880 | Portable colorimeter A handheld, pen-like colorimeter for measuring the color of an object is provided. The colorimeter includes several light emitters, each with distinct color spectra, wherein the emission of each color is modulated at a specific frequency. These light emit... | 06/24/2003 |
| 6583879 | Benchtop spectrophotometer with improved targeting A color measurement instrument with improved sample targeting or positioning. The system includes an integrating sphere, a beam splitter, a video camera, and a spectrograph. The beam splitter is aligned with the viewing port of the spectrophotometer to de... | 06/24/2003 |
| 6584372 | Dye rate control for paper web color change For a web color change, at least one current dye rate is determined and at least one nominal dye rate for the new web color is retrieved. The difference between the current dye rate and the nominal dye rate is used in a dye rate change response to change ... | 06/24/2003 |
| 6582136 | Processing control tool A control tool for monitoring a predetermined process condition in a photographic process and method of making the control tool. The control tool includes a support element having a plurality of rows, each row having a plurality of visual density patches ... | 06/24/2003 |
| 6577395 | Method for measuring a lighting condition and an apparatus thereof A method, apparatus and computer-readable medium allows users to measure a lighting condition of an object. In one embodiment, at least one user visually compares colored materials against a displayed color sample. Users may adjust the color of the displa... | 06/10/2003 |
| 6573994 | Optical method to monitor the processing of a starch-containing material An optical method to measure certain optical characteristics of starch-containing materials during and/or after processing. Certain properties of the processed starch-containing materials such as flake weight and starch availability can be accurately esti... | 06/03/2003 |
| 6567170 | Simultaneous plural colors analysis spectrophotometer A low cost yet higher speed color spectrophotometer, especially suitable for on-line color printer color control systems, wherein multiple test patches of different colors may be simultaneously illuminated and substantially simultaneously discretely color... | 05/20/2003 |
| 6559944 | Method for maintaining uniformity among color measuring instruments A method for maintaining substantial reliability of color measurements obtained by a number of color measuring instruments includes by measuring color values of a set of master color standards on a master color measuring instrument at a master color lab, ... | 05/06/2003 |
| 6539323 | Methods and apparatus for correcting spectral color measurements The invention provides methods and apparatus for correcting spectral measurements, such as are obtained by a spectrophotometer for measuring color. A single matrix is used that operates on a raw measurement vector (spectrum) to obtain a corrected spectrum... | 03/25/2003 |
| 6539325 | Color matching apparatus for automotive repair paints This invention provides a color matching apparatus for automotive repair paints with which the color matching of a repair paint to an existing paint, whether containing or not containing a metallic or pearlescent pigment, can be performed with high precis... | 03/25/2003 |
| 6538741 | Method to evaluate the quality of grapes and relative device Method and device to evaluate the quality of grapes, comprising a step to evaluate the presence and percentage of coloring substances in the juice by means of emitting an optical signal through the sample of juice, with the consequent monitoring of a sign... | 03/25/2003 |
| 6535279 | Measuring device for the quality control of printed products A measurement device is described for the quality control of printed products, having a pair of optical channels that differ in their properties and operate simultaneously. Each optical channel comprises an illumination channel for illuminating a measurem... | 03/18/2003 |
| 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 |
| 6519038 | Process for dying material to match a predetermined color The instant invention is a process for dying a-non-skin material to match an individual's skin tone. The skin is scanned by any color measuring device which digitalizes the color value and imputes that value into a computer based software program. The sof... | 02/11/2003 |
| 6512577 | Apparatus and method for measuring and correlating characteristics of fruit with visible/near infra-red spectrum This disclosure is of 1) the utilization of the spectrum from 250 nm to 1150 nm for measurement or prediction of one or more parameters, e.g., brix, firmness, acidity, density, pH, color and external and internal defects and disorders including, for examp... | 01/28/2003 |
