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| Number | Title | Issue Date |
| 7277141 | Optical bodies containing cholesteric liquid crystal material and methods of manufacture An optical body includes a substrate and a cholesteric liquid crystal layer disposed on the substrate. The cholesteric liquid crystal layer has a non-uniform pitch along a thickness direction of the layer and comprises a crosslinked polymer material that substantial... | 10/02/2007 |
| 7277087 | Touch sensing with touch down and lift off sensitivity A touch sensing device includes a plurality of sensors and an emitting transducer coupled to a touch panel. The transducer induces bending waves in the touch panel. The sensors sense bending waves in the touch panel and generate a bending wave signal responsive to t... | 10/02/2007 |
| 7245431 | Reflective polarizer assembly An assembly that includes a first reflective polarizer substantially reflecting light having a first polarization state and substantially transmitting light having a second polarization state, a polarization rotating layer or depolarizing layer (or both) positioned ... | 07/17/2007 |
| 7229271 | Apparatus for making transversely drawn films with substantially uniaxial character A process for stretching films is described. The process preferably stretches films in a uniaxial fashion. Preferably, optical films are stretched including multilayer optical films. Other aspects of the invention include a roll of stretched film and an apparatus fo... | 06/12/2007 |
| 7227538 | Touch sensor with linearized response A pattern for linearizing an electric field and a touch sensor incorporating same are disclosed. The touch sensor includes an electrically resistive film that covers a touch sensitive area. The touch sensor further includes two or more substantially parallel polygon... | 06/05/2007 |
| 7196694 | Force sensors and touch panels using same A touch screen uses one or more force sensors to determine location of the touch on the screen. The force sensor has an accurately determined direction of sensitivity and, therefore, has reduced sensitivity to forces that are non-perpendicular to the screen. The sen... | 03/27/2007 |
| 7190350 | Touch screen with rotationally isolated force sensor A touch screen uses one or more force sensors to determine location of the touch on the screen. Bending or twisting of the touch screen overlay, or of the support structure upon which the touch screen is mounted, may result in the detection of undesirable forces by ... | 03/13/2007 |
| 7183948 | Tangential force control in a touch location device Various techniques are provided for reducing the impact of tangential forces on touch location in a touch location device. For example, in one aspect, shunt connections are provided that impede lateral motion of the touch surface structure at the level of the touch ... | 02/27/2007 |
| 7176902 | Wake-on-touch for vibration sensing touch input devices Bending wave vibrations propagating in a substrate of a touch input device are sensed. Provision is made for discriminating between sensed vibrations propagating in the substrate indicative of an intended touch and sensed vibrations propagating in the substrate indi... | 02/13/2007 |
| 7176897 | Correction of memory effect errors in force-based touch panel systems A method and system are provided to correct one or more sensor signals having errors induced by a viscoelastic effect. The errors may be characterized using a combination of linear or non linear functions. The characterization of the errors may be used to reduce the... | 02/13/2007 |
| 7158122 | Calibration of force based touch panel systems A method and system are provided to correct inaccuracies in touch location determination associated with mechanical distortion of the touch screen. Calibration parameters are provided for a touch screen characterizing an error in an expected touch signal associated ... | 01/02/2007 |
| 7154481 | Touch sensor A touch sensing method and a touch sensing device are described for sensing a location of a touch. When the touch sensing device is touched, a first conductive layer disposed on a supporting layer is deflected toward a second conductive layer. The touch location is ... | 12/26/2006 |
| 7151532 | Multifunctional multilayer optical film Optical component for use in a touch sensor and method of fabrication of same are disclosed. Optical component includes a multilayer optical film at least some layers of which are fabricated on the same manufacturing line and using the same manufacturing method. Eac... | 12/19/2006 |
| 7148882 | Capacitor based force sensor The invention provides a novel capacitive device configured to detect differences in an applied force over a continuous range of applied force that includes zero force. The device includes first and second electrodes that are spaced apart a predetermined distance fr... | 12/12/2006 |
| 7109976 | Display screen seal The present invention provides a display screen seal made of a rigid or semi-rigid material that includes a base having first and second surfaces, and a wall portion extending from the second surface. The base is configured to mount to the screen and be positioned b... | 09/19/2006 |
| 7102624 | Integral wiring harness A method of manufacturing a touch panel wherein a glass substrate is coated with a resistive layer; a pattern of conductive edge electrodes and a conductive wire trace pattern are applied to the resistive layer; the conductive edge electrodes are electrically isolat... | 09/05/2006 |
| 7102621 | Force measurement system correcting for inertial interference A method and apparatus is disclosed, particularly, though by no means exclusively, useful in touch-screen computer CRT display systems and the like, and more generally in other force and/or torque measurement systems, as in weighing and the like, in which (1) lineal... | 09/05/2006 |
| 7077927 | Method of applying an edge electrode pattern to a touch screen A method of applying an edge electrode pattern to a touch screen. The method includes depositing, on a first surface of a decal strip, conductive material in the form of an edge electrode pattern, placing the first surface of the decal strip on one edge of a touch s... | 07/18/2006 |
| 7019734 | Resistive touch sensor having microstructured conductive layer The present invention discloses resistive touch sensors that incorporate microstructured conductive layers. When local electrical contact is made between the microstructured conductive layer and an opposing conductive layer due to a touch input, the resulting signal... | 03/28/2006 |
| D514115 | Flat panel monitor stand support arm | 01/31/2006 |
| 6977646 | Touch screen calibration system and method Disclosed is a touch screen calibration system and method that applies a signal to a the terminals of a touch screen and applies a calibration impedance to those terminals; the effect of the calibration impedance applied to the terminals is sensed; the X, Y position... | 12/20/2005 |
| 6970160 | Lattice touch-sensing system This invention is directed to a lattice touch-sensing system for detecting a position of a touch on a touch-sensitive surface. The lattice touch-sensing system may include two capacitive sensing layers, separated by an insulating material, where each layer consists ... | 11/29/2005 |
| 6967778 | Optical film with sharpened bandedge The present invention provides reflective films and other optical bodies which exhibit sharp bandedges on one or both sides of the main reflection bands. The optical bodies comprise multilayer stacks M1 and M2, each having first order reflectio... | 11/22/2005 |
| 6961049 | Capacitive touch sensor architecture with unique sensor bar addressing A capacitive touch sensor with symmetrical electrical interconnections for use with a touch sensor of a device is disclosed. The touch sensor includes several sensor bars, with a unique pair of lead lines coupled to each sensor bar. No inter-connection is provided b... | 11/01/2005 |
| 6927761 | Moisture deflector for capacitive NFI touch screens for use with bezels of conductive material A non-conductive barrier between a touch screen and a conductive bezel is described. The non-conductive barrier attaches to a capacitive touch screen and forms a lip over a grounded bezel. The non-conductive barrier is constructed of a material and dimension suffici... | 08/09/2005 |
| D505134 | Flat panel monitor stand base | 05/17/2005 |
| 6888675 | Transflective displays with reflective polarizing transflector A transflector is described which increases efficiency and brightness under both ambient and supplemental lighting conditions in visual display applications. In one embodiment, the transflector includes a reflective polarizing element that reflects one polarization ... | 05/03/2005 |
| 6841225 | Touch screen with an applied edge electrode pattern A method of applying an edge electrode pattern to a touch screen panel including printing an edge electrode pattern on decal paper; applying a cover coat over the electrode pattern; removing the decal paper; and transferring the edge electrode pattern to a touch scr... | 01/11/2005 |
| 6825833 | System and method for locating a touch on a capacitive touch screen Described is a touch-sensitive screen having a sensing circuit capable of discriminating where a perturbation of an electric field created by the sensing circuit occurs. The invention may be implemented in a capacitive touch sensor in which each of multiple conducti... | 11/30/2004 |
| D498757 | Flat panel monitor | 11/23/2004 |
| 6819316 | Flexible capacitive touch sensor A flexible, capacitive touch sensor, and a method of manufacturing a plurality of such touch sensors, are provided. The capacitive touch sensor comprises a thin, flexible, transparent, insulating substrate. A thin, flexible, transparent layer of resistive material i... | 11/16/2004 |
| 6809280 | Pressure activated switch and touch panel The present invention provides a switchable pressure activated electronic device. The switchable electronic device includes a composite material disposed between two conductors. The composite material electrically connects the two conductors when pressure is applied... | 10/26/2004 |
| 6781579 | Touch panel with improved linear response and minimal border width electrode pattern A touch screen panel including an insulative substrate; a resistive layer disposed on the insulative substrate; and a plurality of spaced conductive segments on the resistive layer along the border thereof. The conductive segments are disposed in rows, and every row... | 08/24/2004 |
| D493468 | Upper portion of a flat panel monitor stand support arm | 07/27/2004 |
| 6766994 | Stabilized flat panel touch monitor The present invention relates to a monitor with touch sensor capabilities having enhanced stability features. One embodiment of the invention is a monitor with touch input capabilities that includes a monitor panel, a base, an upper support member, and a lower suppo... | 07/27/2004 |
| 6768586 | Polarizer constructions and display devices exhibiting unique color effects A polarizer construction is disclosed that includes a reflective polarizer disposed on a first side of the construction to transmit light having one polarization and reflect light having an orthogonal polarization, and one or more colored dichroic polarizers dispose... | 07/27/2004 |
| 6730446 | Dual color guest-host polarizers and devices containing guest-host polarizers A guest-host polarizer is disclosed that includes a host matrix, one or more first guest dyes disposed in the host matrix and oriented to absorb a first portion of visible light having a first polarization state, and one or more second guest dyes disposed in the hos... | 05/04/2004 |
| 6727895 | Touch screen panel with integral wiring traces A method of manufacturing a touch panel wherein a glass substrate is coated with a resistive layer; a pattern of conductive edge electrodes and a conductive wire trace pattern are applied to the resistive layer; the conductive edge electrodes are electrically isolat... | 04/27/2004 |
| 6713526 | Curable slurry for forming ceramic microstructures on a substrate using a mold A curable slurry for forming ceramic microstructures on a substrate using a mold. The slurry is a mixture of a ceramic powder, a fugitive binder, and a diluent. The ceramic powder has a low softening temperature in a range of about 400° C. to 600° C. and a coeffic... | 03/30/2004 |
| 6699927 | Molding composition containing a debinding catalyst for making ceramic microstructures A molding composition is provided that includes an inorganic component, an organic binder component, and a debinding catalyst. The molding composition is capable of lowering the sintering temperature, for example, when the molding composition is used to m... | 03/02/2004 |
