Bizarre Patents
An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7423227 | Apparatus for optical navigation An apparatus for optical navigation. The apparatus has a surface comprising an aperture, wherein the surface is configured to be moveable against an illuminated surface having a detectable texture. An optical motion detection circuit is integral to the apparatus and... | 09/09/2008 |
| 7314288 | Backlight system A backlight system for use with a liquid-crystal display provides longer lamp lifetime through uniform temperature distribution, offers improved brightness uniformity and enhanced power-supply system efficiency, and ensures safety through lowered voltages. Linear la... | 01/01/2008 |
| 7289113 | Projection display system with pressure sensing at screen, and computer assisted alignment implemented by applying pressure at displayed calibration marks An interactive display system comprising a touch sensitive display surface for sensing pressure applied thereto and in response generating control signals indicating locations of the applied pressure, a personal computer for receiving the control signals and in resp... | 10/30/2007 |
| 7242393 | Touch sensor with integrated decoration A switch panel includes one or more touch responsive switch devices and an integrated decorative fascia. Both the switch devices and decoration are applied to the same substrate, eliminating the need for a separate user interface panel. Each switch device can includ... | 07/10/2007 |
| 7230611 | HMI device with optical touch screen An HMI device for monitoring and control of a technical process, which has a processing module (VE) at least for computer generating dynamic process images (PA1) that have interactive regions (P10–P15). Further, at least one optical transmitte... | 06/12/2007 |
| 7184032 | Tactile overlays for screens An overlay for use with a display screen, comprising at least one first tactilely readable area, wherein the display screen includes a first feature thereon, wherein the tactilely readable area includes information in a tactilely readable format, and wherein the inf... | 02/27/2007 |
| 7176905 | Electronic device having an image-based data input system Electronic devices having image-based data input systems are described. In one aspect, an electronic device includes a window, multiple indicia, an image sensor, and a data input processor. The window has a contact surface with an input region. The multiple indicia ... | 02/13/2007 |
| 7167163 | Hidden touch pad structure A hidden touch pad structure adopted for an electronic product has a plate, a touch pad arranged inside the plate, a circuit board disposed under and retained against the plate and the touch pad simultaneously, and a lighting device surrounding the touch pad and rec... | 01/23/2007 |
| 7156549 | Direct type backlight unit A direct type backlight unit includes a metal housing having a base, at least one metal supporting pin and a buffer element. The metal supporting pin is formed integrally on the base and protrudes upwardly therefrom for supporting an optical film disposed upon the b... | 01/02/2007 |
| 7138986 | Touch-type input apparatus A touch-type input apparatus which is used for operating equipment such as electric home appliances, is durable and well-designed, and prevents malfunction is disclosed. The touch-type input apparatus includes a translucent touch operation panel, touch detection mea... | 11/21/2006 |
| 7136053 | Projector and camera arrangement with shared optics and optical marker for use with whiteboard systems Projector and camera arrangements are provided for use in electronic whiteboard systems. Specifically, the present invention provides projector and camera arrangements wherein the projector and camera share the same imaging optics. By sharing the same projection and... | 11/14/2006 |
| 7090375 | Arrangement in connection with a lighting fixture, and a lighting fixture The arrangement in connection with a lighting fixture, and a lighting fixture, the arrangement comprising a first light source which is arranged in connection with the lighting fixture structure. The arrangement further comprises one or more second light sources and... | 08/15/2006 |
| 7042444 | OLED display and touch screen An OLED display and touch screen system including a substrate; an OLED display including an array of individually addressable OLEDs formed on the substrate; and a touch screen including an OLED light emitter formed on the substrate and a light sensor formed on the s... | 05/09/2006 |
| 6995743 | Light sensitive display A liquid crystal device includes a front electrode layer, a rear electrode layer, and a liquid crystal material located between the front electrode layer and the rear electrode layer. A first and second transistor each includes three terminals. The first transistor ... | 02/07/2006 |
| 6956561 | Keypad backlighting of mobile terminal A keypad backlighting apparatus includes an electroluminescence layer for lighting an input device of an electronic apparatus. The input device may be a keypad and the electronic apparatus may be a mobile communications terminal. The terminal includes an upper case ... | 10/18/2005 |
| 6911972 | User interface device There is a described a user interface device having first and second imaging means for forming first and second images of a three-dimensional zone from two different viewpoints, and image data generating means for generating image data corresponding to the first and... | 06/28/2005 |
| 6822640 | Illuminated touch pad A device used to accept an operator input to a computing device is disclosed. The device includes a first layer that includes a translucent, two-dimensional cover. Additionally included is a second layer in which a plurality of surfaces is constructed using a transl... | 11/23/2004 |
| 6781577 | Capacitive sensor-based input device A capacitive sensor-based input device for coordinate data input includes an input unit that detects the variation of capacitances at a plurality of detection points, and a control unit that calculates detection outputs from the plurality of detection points to dete... | 08/24/2004 |
| 6704004 | Arrangement for integration of key illumination into keymat of portable electronic devices An integrated keymat or keyboard to be used on an electronic device. The integrated keymat includes a plurality of individual emissive keypads each having a legend or symbol provided thereon. The emissive keypad has a light-emitting source and a plurality... | 03/09/2004 |
| 6661410 | Capacitive sensing and data input device power management Capacitive proximity sensing is carried out by detecting a relative change in the capacitance of a "scoop" capacitor formed by a conductor and a surrounding ground plane. The conductor may be a plate provided in the form of an adhesive label printed with ... | 12/09/2003 |
| 6414674 | Data processing system and method including an I/O touch pad having dynamically alterable location indicators A data processing system and method including a touch pad capable of receiving inputs and providing outputs utilizing a surface of the pad. The surface is first enabled to receive inputs utilizing a plurality of input regions specified within the surface ... | 07/02/2002 |
| 6046733 | Computer input stylus and thickness control system A computer-input stylus which provides thickness control when utilized in conjunction with a computer-implemented software-based drawing application. The input stylus includes a cylindrical body in a conical tip. A color display within the stylus is utili... | 04/04/2000 |
| 5966112 | Integrated image-input type display unit An integrated image-input type display unit employs a conventional liquid crystal display panel and is capable of optically writing an original image directly at a high resolution into liquid crystal display panel and electrically reading the image. This ... | 10/12/1999 |
| 5894304 | Pen input apparatus and pen input method for detecting approach of pen to display integrated tablet by controlling lighting of back light A pen input apparatus includes an inversion signal generation circuit for generating an inversion signal to invert the direction of applied voltage to liquid crystal of a liquid crystal panel. There is a first conversion circuit to detect a voltage induce... | 04/13/1999 |
| 5850214 | Information manangement system with electronic clipboard An information management system and method incorporates an electronic clipboard having a paper form integrated with projected lights as the user input and output interface, the electronic clipboard being adapted for inputting, processing, displaying, tra... | 12/15/1998 |
| 5748494 | Method and arrangement for resolution enhancement A method and arrangement for resolution enhancement of a coordinate input device. The method includes the steps of receiving a predetermined number of light beams, which are generated from a light source and passed through a rotating grating disc, by a li... | 05/05/1998 |
| 5736686 | Illumination apparatus for a digitizer tablet with improved light panel An illumination apparatus for a digitizer tablet includes a support structure and a solid sheet optical light guide supported by the support structure and having first and second opposing surfaces and a plurality of edges. Light sources are carried by the... | 04/07/1998 |
| 5736973 | Integrated backlight display system for a personal digital assistant A backlighting system is placed in an elongated interior space within a personal digital assistant (PDA) which normally houses a stylus used to touch a liquid crystal display (LCD) touch and display screen. A backlight driver circuit is constructed on a p... | 04/07/1998 |
| 5381160 | See-through digitizer with clear conductive grid A combined display and electromagnetic digitizing input device for pen-driven computers. There is a graphics display panel having a viewing surface and a back surface. A first grid of parallel transparent conductors for connection to electromagnetic digit... | 01/10/1995 |
| 5359155 | Illumination apparatus for a digitizer tablet An illumination apparatus is provided for an opaque digitizer tablet. The illumination apparatus can be used to convert the opaque digitizer into a back-lit digitizer. The illumination apparatus includes an aperture fluorescent lamp located peripheral to ... | 10/25/1994 |
| 5153386 | Digitizer tablet with illuminable working surface A digitizer tablet is provided in which the working surface is illuminated by a light source which includes optical structure located over the grid or electrode array of the position determining structure of the digitizer to provide a surface-lit tablet, ... | 10/06/1992 |
| 5028744 | Digitizer with illuminable working surface Digitizer tablet and digitizer tablet structure having an illuminable working surface are disclosed. A space between a top translucent layer having the working surface and a source of light is provided so as to eliminate or minimize undesirable lighting e... | 07/02/1991 |
| 5025314 | Apparatus allowing remote interactive use of a plurality of writing surfaces Remote interactive use of a plurality of writing surfaces, such as special wall mounted whiteboards and the like, is facilitated by an apparatus which includes, for each writing surface, a translucent screen acting as the writing surface itself, a video c... | 06/18/1991 |
| 5001306 | Distributed optical fiber device for digitizer tablet An optical device comprising a sheet of optical fibers having different lengths so that the fiber ends are distributed uniformly over a given area. The device is mounted in a digitizer tablet above or below its electrode array. When light is pumped into t... | 03/19/1991 |
| 4973800 | Apparatus for digitizing positions on a transparency An apparatus is disclosed for digitizing positions on a transparency. The apparatus includes a cool light box and an acoustic digitizer.... | 11/27/1990 |
| 4943689 | Backlit digitizer tablet A backlit digitizer tablet providing uniform illumination of the working surface, comprising biaxial fluorescent lamps supplying wide-area light emission under a sandwich top construction including an apertured shield electrode, a first clear spacer, an e... | 07/24/1990 |
| 4922060 | Enhanced information overlay for use with a digitizing pad and computer A series of enhancements to a digitizing pad, information overlay and input selector, which are used as input devices for many computer-aided design programs, eliminating operator fatigue caused by conflicting lighting requirements, viewing levels and foc... | 05/01/1990 |
| 4711977 | Electronic blackboard apparatus An electronic blackboard apparatus comprises an electronic blackboard unit, a writing instrument, a position-detecting control unit, and an output section. When video information such as characters and figures is depicted on a writing surface by means of ... | 12/08/1987 |
| 4164622 | Graphical input apparatus for electrical equipment A graphical input tablet is disclosed in which a sheet of resistive material is stretched across a surface comprising parallel conductors on, but insulated from, a resistive layer. Currents are passed alternately through the resistive layer and means whic... | 08/14/1979 |
