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| Number | Title | Issue Date |
| 8177374 | Retroreflective sheet structure A retroreflective sheet structure (10) comprising a transparent layer (20) having a front light-receiving surface (30) and a rear retroreflecting surface (32). Light incident on the front surface (30) will pass through the layer ( | 05/15/2012 |
| 8070303 | Optical structures including polyurea Optical structures and sheeting that include polyurea and method for forming same are proposed in accordance with aspects of the present invention. One and two-component layers can be used to form the optical structures. The optical structures can include microstruc... | 12/06/2011 |
| 8016435 | Lamina comprising cube corner elements and retroreflective sheeting The present disclosure is directed to lamina(e) comprising cube corner elements, a tool comprising an assembly of laminae and replicas thereof. The disclosure further relates to retroreflective sheeting. ... | 09/13/2011 |
| 7980710 | Retroreflective article A retroreflective article including a retroreflective element layer having an array of a large number of total internal reflective cube corner retroreflective elements, an optical property-adjusting layer partially provided on the back side of the retroreflective el... | 07/19/2011 |
| 7950813 | Composite triangular-pyramidal cube-corner retroreflective sheeting and retroreflective articles Adoption of composite cube-corner retroreflective elements in which groups of each at least two sub-retroreflective elements which are each defined by three lateral faces mutually crossing at approximately right angles, as being configured by three-directional V-sha... | 05/31/2011 |
| 7938549 | Retroreflective article A retroreflective article with excellent wide-angle characteristics is provided. Entrance angle characteristics, observation angle characteristics, and rotation angle characteristics are improved. In a retroreflective article, an assembly of multidirectional retrore... | 05/10/2011 |
| 7922344 | Metallized retroreflective sheeting with increased daytime brightness A retroreflective sheeting (10) comprising a cube layer (20) having a front light-receiving surface (30) and a rear retroreflecting surface (32), and a metallic layer (22) covering the rear retroreflecting surface (32). The ... | 04/12/2011 |
| 7866834 | Input device The image sensor 15 of the information processing apparatus 1 can capture the retroreflective sheet 17 subjected to infrared light emitted from the infrared emitting diodes 11 since the retroreflective sheet 17 is exposed when the ... | 01/11/2011 |
| 7862187 | Microstructured articles comprising nitrogen containing ingredient Microstructured articles, such as a retroreflective articles, having a plurality of (e.g. cube-corner) microstructured elements projecting from a major surface are described. The microstructured (e.g.) cube-corner elements or interface with an adjacent layer compris... | 01/04/2011 |
| 7771059 | Conformable retroreflective film structure The present invention includes conformable retroreflective structures. In some embodiments, the conformable retroreflective structures are also shrink resistant. The conformable retroreflective structures include a transparent plasticized polyvinyl chloride film hav... | 08/10/2010 |
| 7744228 | Method of making retroreflective sheeting and articles The invention relates to a method of making retroreflective sheeting and other articles prepared from casting a moldable synthetic resin onto a tool having a microstructured surface. ... | 06/29/2010 |
| 7703931 | Two-sided corner-cube retroreflectors and methods of manufacturing the same In a retroreflective sheeting, and methods of formation thereof, the sheeting comprises a body of material, the body having a first surface and a second surface. A plurality of first full-square-sided corner-cube structures are on the first surface of the body, the ... | 04/27/2010 |
| 7611251 | Retroreflective articles comprising olefinic seal films Microstructured articles, such as a retroreflective articles, having a plurality of (e.g. cube-corner) microstructured elements and a seal film layer adhered to portions of the cube-corner elements and/or portions of a (e.g. flexible) body layer. The seal film is a ... | 11/03/2009 |
| 7568807 | Flexible cube-corner retroreflective sheeting A retroreflective article 10 has a body portion 14 and a multitude of cube-corner elements 12 that project from a rear side 20 of the body portion 14. The body portion 14 includes a body layer 18 that contains a light... | 08/04/2009 |
| 7562991 | Structured surface articles containing geometric structures with compound faces and methods for making same Prepared substrate comprising an array of cube corner cavities and protrusions interspersed between the cube corner cavities. ... | 07/21/2009 |
| 7556386 | Lamina comprising cube corner elements and retroreflective sheeting The present invention is directed to lamina(e) comprising cube corner elements, a tool comprising an assembly of laminae and replicas thereof. The invention further relates to retroreflective sheeting. ... | 07/07/2009 |
| 7556387 | Conformable retroreflective film structure The present invention includes conformable retroreflective structures. In some embodiments, the conformable retroreflective structures are also shrink resistant. The conformable retroreflective structures include a transparent plasticized polyvinyl chloride film hav... | 07/07/2009 |
| 7547105 | Prismatic retroreflective article with cross-linked image layer and method of making same A prismatic retroreflective article and a method for making same. The retroreflective article can include a transparent polymeric body portion, an optical layer coupled to the body portion, and an image layer coupled to the body portion opposite the optical layer. T... | 06/16/2009 |
| RE40700 | Retroreflective articles having microcubes, and tools and methods for forming microcubes A method for tooling a pattern of retroreflective microcubes, which pattern can be subdivided into smaller increments within which there are straight line tooling paths, none of which pass through an otherwise solid part of the incremental pattern. The tooling paths... | 04/14/2009 |
| 7506987 | Two-sided corner-cube retroreflectors and methods of manufacturing the same In a retroreflective sheeting, and methods of formation thereof, the sheeting comprises a body of material, the body having a first surface and a second surface. A plurality of first full-square-sided corner-cube structures are on the first surface of the body, the ... | 03/24/2009 |
| 7503664 | Flame retardant retroreflective film structure Flame retardant and heat resistant retroreflective structures are disclosed. Generally, the retroreflective structure includes a transparent plasticized polyvinyl chloride film, an array of retroreflective cube-corner elements underlying the transparent plasticized ... | 03/17/2009 |
| 7458694 | Method of making retroreflective sheeting and articles The invention relates to a method of making retroreflective sheeting and other articles prepared from casting a moldable synthetic resin onto a tool having a microstructured surface. ... | 12/02/2008 |
| 7445347 | Metallized cube corner retroreflective sheeting having a high measured daytime luminance factor Both a metallized cube corner retroreflective sheeting having a high measured daytime luminance factor and a method of manufacture thereof are provided. The sheeting is formed from a transparent planar sheet material including on one side a dense array of retrorefle... | 11/04/2008 |
| 7427139 | Retroreflector with controlled divergence made by the method of groove undulation A ruling of cube corner elements comprising intersecting ruled vee-grooves is characterized in that at least one of the vee-grooves is made such the substrate being ruled and the cutting tool are oscillated with respect to one another during the ruling of the vee-gr... | 09/23/2008 |
| 7425075 | Optical reflecting material A reflecting plate material, comprises a urethane plate having first and second opposite major surfaces. The first major surface is planar and the second major surface is formed with a plurality of cube corners each one of which has a plurality of facets. The facets... | 09/16/2008 |
| RE40455 | Retroreflective articles having microcubes, and tools and methods for forming microcubes A method for tooling a pattern of retroreflective microcubes, which pattern can be subdivided into smaller increments within which there are straight line tooling paths, none of which pass through an otherwise solid part of the incremental pattern. The tooling paths... | 08/12/2008 |
| 7396579 | Fluorescent red-orange retroreflective sheeting A fluorescent red-orange retroreflective article includes a polymeric matrix and at least one fluorescent dye added in an amount that provides the article with a red-orange color under daytime lighting conditions. The article also includes cube corner elements dispo... | 07/08/2008 |
| 7384161 | Structured surface articles containing geometric structures with compound faces and methods for making same A process for making molds for retroreflective sheeting and like articles includes making a substrate having a structured surface of geometric structures such as cube corner elements. The structured surface is in one embodiment partially replicated from a previous g... | 06/10/2008 |
| 7374297 | Conformable retroreflective film structure The present invention includes conformable retroreflective structures. In some embodiments, the conformable retroreflective structures are also shrink resistant. The conformable retroreflective structures include a transparent plasticized polyvinyl chloride film hav... | 05/20/2008 |
| 7370981 | Cube corner retroreflector with limited range Retroreflective articles having cube corner elements are disclosed, with the dihedral angle errors of the cube corner elements selected to limit the visibility range of the retroreflective article. Also disclosed are methods for making the cube corner elements and t... | 05/13/2008 |
| 7371339 | Prismatic retroreflector having a multi-plane facet A retroreflective structure includes a retroreflective sheeting having an array of transparent prisms formed into pairs of prisms. Each prism includes a base aperture and three intersecting lateral faces meeting at an apex. Each of the lateral faces includes a base ... | 05/13/2008 |
| 7371562 | Guided mode resonant filter biosensor using a linear grating surface structure Methods and compositions are provided for detecting biomolecular interactions. The use of labels is not required and the methods can be performed in a high-throughput manner. The invention also provides optical devices useful as narrow band filters. ... | 05/13/2008 |
| 7369294 | Ornamental display device An ornamental display device having an interferometric modulator for displaying an ornamental image. The ornamental device may have a patterned diffuser formed on a transparent substrate to provide an ornamental image. The ornamental device may also be a piece of je... | 05/06/2008 |
| 7364314 | Optical structures Optical structures and methods for manufacturing the same includes, in one embodiment, a substrate and a plurality of two-sided optical components disposed along the substrate. Each component includes optical microstructures on each side. At least a portion of one s... | 04/29/2008 |
| 7360907 | Micro corner cube array, method of making the micro corner cube array, and display device A method of making a micro corner cube array includes the steps of: providing a substrate, at least a surface portion of which consists of cubic single crystals and which has a surface that is substantially parallel to {111} planes of the crystals; and dry-et... | 04/22/2008 |
| 7347571 | Prismatic retroreflective article with fluorine- or silicon-containing prisms A prismatic retroreflective article comprising a transparent polymeric body portion having an elastic modulus less than about 13×108 pascals, and a layer of internally reflecting open air-exposed cube-corner optical elements having an elastic modulus gre... | 03/25/2008 |
| 7334904 | Tri-level cube corner ruling A rulable array of cube corners defined by three sets of parallel, equidistant, symmetrical vee-grooves is provided. The directions of the three vee-groove sets make three angles, no two of which are equal. When the array in viewed in plan, lines along the roots of ... | 02/26/2008 |
| 7331311 | Abrasion resistant omnidirectionally reflective rope A flexible abrasion resistant omnidirectionally reflective rope has a central braided high strength core comprising gel fiber or p-aramid fibers that is surrounded by cylindrically braided sleeve of reflective strips composed of narrow width reflective strips that c... | 02/19/2008 |
| 7329447 | Retroreflective sheeting with controlled cap-Y A retroreflective laminate sheeting has a viewing surface having a retroreflective layer which has a first cap-Y value of a viewing surface side thereof. A plurality of discrete pigmented indicia are disposed on the viewing surface side of the retroreflective layer.... | 02/12/2008 |
| 7329012 | Lamina comprising cube corner elements and retroreflective sheeting The present invention is directed to lamina(e) comprising cube corner elements, a tool comprising an assembly of laminae and replicas thereof. The invention further relates to retroreflective sheeting. ... | 02/12/2008 |
