1
Warren F Knoff, Michael J Merrill, Barry Rubin, Akhileswar G Vaidyanathan, James E Van Trump, Theresa A Weston: Method of analyzing the texture of a surface and a carpet characterized by the method. E I Du Pont de Nemours and Company, Jane E Obee, June 28, 1994: US05325301 (7 worldwide citation)

The present invention relates broadly to a method of image analysis for analyzing the texture of a surface, and to a saxony-type carpet having a tightly tailored surface texture characterized by this method. The method employs a model based on a second order co-occurrence matrix model which calculat ...


2
Barry Rubin, Michael James Merrill, Robert Vincent Canning Jr, Thomas William Simpson III, Mark E Lewittes: Method of quantifying visual uniformity of planar objects. E I du Pont de Nemours and Company, August 20, 2002: US06438256 (5 worldwide citation)

An improved image analysis method to quantify uniformity of visual appearance of planar objects. The measurements are substantially independent of both the image shading and the overall lightness differences among the objects.


3
Richard Walker Browne, Robert V Canning Jr, Michael H Evans, Robert William Johnson, Barry Rubin, Douglas Ray Stilwell: Method and apparatus for quantifying visual showthrough of printed images on the reverse of planar objects. E I du Pont de Nemours and Company, November 17, 2009: US07620211 (4 worldwide citation)

An image analysis method to quantify visual showthrough of printed images on the reverse face of planar objects, such as paper. An illumination level is set using a white reference object. A white reference image is stored in a computer memory. An image of a planar object having a printed image on t ...


4
Peter A Jansson, Michael J Merrill, Daniel K Owens, Barry Rubin: Method of film inspection with a microscopical image analyzer. E I Du Pont de Nemours and Company, April 7, 1987: US04656663 (4 worldwide citation)

An automated system is used for the inspection of a transparent film which has been metallized by vaporizing a metal so that it impacts the film's surface at a preselected angle, wherein the metallized film sample is illuminated with a light source, and the transmitted light is passed through a micr ...


5
Robert Vincent Canning Jr, Scott Richard Mehr, Barry Rubin, Thomas William Simpson III, Douglas Ray Stilwell: Method and apparatus for quantifying pigment dispersion quality by paint drawdown. E I du Pont de Nemours and Company, December 29, 2009: US07639862 (3 worldwide citation)

An automated computer-controlled method and apparatus for measuring the quality or fineness of a pigment dispersion sample, comprising placing the pigment dispersion at the deep end of the tapered path of a Hegman gage block, placing the Hegman gage block in a holder in a motorized drawdown device t ...


6
Henry Kobsa, Barry Rubin, Stephen Marshall Shearer, James Edmond Van Trump, Walter P Warren: Iridescent fabrics. E I du Pont de Nemours and Company, April 21, 1998: US05741590 (3 worldwide citation)

An iridescent effect is achieved in satin weave filling-faced fabric using sheath-core filaments wherein the core is dyed to a color that is different from that of the sheath.


7
Henry Kobsa, Barry Rubin, Stephen M Shearer, David L Filkin: Method for determining and controlling fiber luster properties. E I Du Pont de Nemours and Company, Rothwell Figg Ernst & Kurz, March 29, 1994: US05299133 (3 worldwide citation)

A method of determining luster characteristics of fiber filaments utilizing a mathematical model of filament cross sectional shape and simulated impinging light to determine light distribution after interaction with the fiber and thereby determine luster properties. The method also includes a method ...


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Robert Vincent Canning, Scott Richard Mehr, Barry Rubin, Thomas William Simpson, Douglas Ray Stilwell: Method and apparatus for quantifying pigment dispersion quality by paint drawdown. E I Du Pont de Nemours And Company, Legal Patent Records Center, June 28, 2007: US20070146702-A1

An automated computer-controlled method and apparatus for measuring the quality or fineness of a pigment dispersion sample, comprising placing the pigment dispersion at the deep end of the tapered path of a Hegman gage block, placing the Hegman gage block in a holder in a motorized drawdown device t ...


10
Richard Walker Browne, Robert V Canning Jr, Michael H Evans, Robert William Johnson, Barry Rubin, Douglas Ray Stilwell: Method and apparatus for quantifying visual showthrough of printed images on the reverse of planar objects. Jessica M Sinnott, E I du Pont de Nemours & Company, August 17, 2006: US20060181749-A1

An image analysis method to quantify visual showthrough of printed images on the reverse face of planar objects, such as paper. An illumination level is set using a white reference object. A white reference image is stored in a computer memory. An image of a planar object having a printed image on t ...