Eastman-kodak Company

Rohm and Haas Denmark Finance A/s

Cheryl J Kaminsky

Robert P Bourdelais

Debasis Majumdar

Thomas M Laney

Narasimharao Dontula

Michael R Brickey

Ronald S Cok

Roger Stanley Kerr

David Lynn Patton

David D Kessler

John P Spoonhower

Glen C Irvin, Jr

James F Elman

Wen-Li A Chen

John M Pochan

Steven J Neerbasch

John Andrew Lebens

Timothy John Tredwell

Michael L Boroson

Keith B Kahen

Loretta E Allen

Jehuda Greener

Thomas M Smith

Eric Eugene Arrington

Lawrence A Rowley

Richard Allen Castle

Jeffrey P Serbicki

Peter G Bessey

Cathy A Fleischer

Daniel C Lioy

John M Palmeri

Philip J Smith

William Baum

Yawcheng Lo

Timothy J Giarrusso

Steven M Pratt

Amy L Bench

Kalpana Singh

Disclosed is an article comprising a layer of nonconductive polymeric material comprising a plurality of integral polymer conduit channels containing a substantially transparent conductive material.

Article comprising conductive conduit channels

An optical converter and method for making same is provided. In accordance with the method, the present invention provides an improved apparatus and methods for fabrication of an optical converter. In one aspect of the invention a method for forming an optical converter is provided. In accordance with this method at least two light guide ribbon structures are provided, with each light guide ribbon structure formed by the steps of roll molding a substrate having a pattern of channels with each channel extending from an input edge to an output edge of said substrate and forming light guides extending along each of the channels from the input edge to the output edge. The at least two light guide ribbon structures are assembled in a stacked arrangement.

Apparatus and method for forming an optical converter

Disclosed is an article comprising a polymer layer containing a plurality of integral polymer conduit channels that contain at least two layers with at least one comprising a conductive material and the other serving a function beyond protection.

Conductive patterned sheet utilizing multi-layered conductive conduit channels

The invention relates to a light diffuser comprising a thermoplastic layer containing thermoplastic polymeric material and microvoids having a substantially circular cross-section in a plane perpendicular to the direction of light travel and having a diffuse light transmission efficiency of at least 65%.

Microvoided light diffuser

A sheet of material and package made using the sheet of material. The sheet of material having an having an outer diffuse layer and an inner light piping layer adjacent the diffuse layer. The sheet transmits light to the outer surface of the outer diffuse layer. The outer diffuse layer has a specular area formed thereon through which light from the light piping layer can exit in a substantially non-diffuse manner from the outer surface of the outer diffuse layer.

Multi-layer illuminated package

Disclosed is an article comprising a polymer sheet containing a plurality of integral polymer conduit channels containing a transparent conductive material in which two or more such channels terminate.

Terminated conductive patterned sheet utilizing conductive conduits

The invention relates to a light diffuser comprising a polymeric film wherein the film comprises a plurality of layers having void geometry in which the x/y/z size or frequency varies by at least 28% between at least two layers.

Stacked microvoided light diffuser

The invention relates to a validation device comprising at least one specular reflective layer, indicia on said reflective layer, a polymer protective layer overlaying said indicia, and a polymer protective layer on the side of the reflective layer opposite to said indicia wherein said indicia are formed by thermal dye transfer.

Security device with specular reflective layer

A flexible, resistive touch screen includes a transparent, flexible substrate; a first conductive layer located on the flexible substrate; a flexible transparent cover sheet having integral compressible spacer dots; and a second conductive layer located on the flexible transparent cover sheet, the peaks of the integral compressible spacer dots extending through the second conductive layer, whereby, when a force is applied to the touch screen at the location of one of the compressible spacer dots, the compressible spacer dot is compressed to allow electrical contact between the first and second conductive layers.

Flexible resistive touch screen

The invention relates to an image device comprising a base material having a pattern of diffuse and specular metallic reflectivity and overlaying said pattern an image.

Security device with patterned metallic reflection

A method for forming a medium having a substrate is formed have a patterned surface with a channel pattern and a transponder having a memory is provided in the channel pattern. A conductive material is deposited in the channel pattern with the conductive material operatively associated with the transponder.

Method for forming a medium having data storage and communication capabilities

Disclosed is an optical element comprising a substrate with surface features on a surface thereof having an Ra of from 3 to 200 micrometers containing a dispersion of minute particles having a particle size dimension less than 100 nanometers.

Optical element with nanoparticles

Disclosed is an optical element containing a rough surface having a roughness average equal to at least 5 micrometers wherein the rough surface contains at least two roughness populations in which the roughness average of the at least two populations varies by at least 8 micrometers. The invention provides an optical element containing an integral optical spacer while simultaneously providing scratch and impact resistance.

Optical element containing an optical spacer

Disclosed is an article comprising first areas of electrically conductive material and second areas of electrically conductive material raised relative to the first areas and substantially electrically isolated from the first areas, said conductive materials exhibiting a resistivity that averages less than 800 ohm/square.

Growing community of inventors

Rochester, NY, United States of America

Cheryl J Kaminsky