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A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 8094377 | Head-mounted optical apparatus using an OLED display A see-through head-mounted optical apparatus for a viewer has at least one display module, each display module having a display energizable to form an image and a positive field lens optically coupled to the surface of the display and disposed to direct imaged light... | 01/10/2012 |
| 8004770 | Pulse modifier with adjustable etendue A beam modifying unit increases both temporal pulse length and Etendue of an illumination beam. The pulse modifying unit receives an input pulse of radiation and emits one or more corresponding output pulses of radiation. A beam splitter divides the incoming pulse i... | 08/23/2011 |
| 7969657 | Imaging systems for eyeglass-based display devices Disclosed are imaging systems and eyeglass-based display devices. In one embodiment, an imaging system includes an image source that generates images, a optical element that manipulates the images, and a beam splitter positioned between the image source and the opti... | 06/28/2011 |
| 7929215 | Field widening lens Field widening lens methods and systems are provided. The field widening lens includes a non-planar primary mirror and a secondary mirror. In addition, separate input and output ports are provided. The field widening lens further provides for an optical path differe... | 04/19/2011 |
| 7800826 | Optical system The invention relates to an optical system with well corrected aberrations, which is adapted to take images from a full panoramic scene on a cylindrical, conical or other three-dimensional image surface or project such a three-dimensional display surface onto a full... | 09/21/2010 |
| 7791809 | Visor heads-up display A wearable system is shown that presents one or more heads-up displays to the wearer. A data source provides information to an image generator that is sufficient to generate one or more display images, which are still or moving, characters or graphical displays. The... | 09/07/2010 |
| 7733572 | Catadioptric system, apparatus, and method for producing images on a universal, head-up display A present novel and non-trivial system, apparatus, and method for employing a catadioptric optical system in a Head-Up Display (“HUD”) system are disclosed. A catadioptric optical module is configured to produce a large image size within a small space envelope b... | 06/08/2010 |
| 7688516 | Head-up display device for vehicles Disclosed is a head-up display device for vehicles. The display device for vehicles includes a panel, on which driving data of a vehicle are displayed; and an aspheric combiner, which magnifies the driving data displayed on the panel and thus creates a virtual image... | 03/30/2010 |
| 7675685 | Image display apparatus An image display apparatus including an image display unit, a light source unit, an illumination optical system configured to guide light from the light source unit to the image display unit, and a display optical system configured to guide light from the image disp... | 03/09/2010 |
| 7636199 | Optical device for superposing electronic images in front of an objective The field of the invention is that of optical devices allowing the superposition of an electronic image on an image coming from an external scenery. The subject of the invention is an optical device for superposing images, designed to be positioned in front of an op... | 12/22/2009 |
| 7570430 | Head up display having a combiner with wedge lenses A head up display system for a vehicle includes an image source and an optical combiner which reflects the projected image from the image source toward an observer for observation. The optical combiner is positioned so that the observer, in a line of sight, sees bot... | 08/04/2009 |
| 7567385 | Head-up display device with curved optical surface having total reflection A display device for displaying information is provided with an optical system for guiding the light of the display device to the eye, the optical system having, in the order in the proceeding direction of the light, an entrance face for receiving the light, a curve... | 07/28/2009 |
| 7538950 | Display device A display device for displaying information is provided with an optical system for guiding the light of the display device to the eye, the optical system having, in the order in the proceeding direction of the light, an entrance face for receiving the light, a curve... | 05/26/2009 |
| 7525734 | Display apparatus for vehicle A plate-shaped display device is partitioned into a meter display area and a HUD display area. Images displayed on the display device are visible on both front and rear surfaces of the display device. A direct image displayed on the meter display area is projected t... | 04/28/2009 |
| 7505207 | Display device A display device for displaying information is provided with an optical system for guiding the light of the display device to the eye, the optical system having, in the order in the proceeding direction of the light, an entrance face for receiving the light, a curve... | 03/17/2009 |
| 7495836 | Display device A display device for displaying information is provided with an optical system for guiding the light of the display device to the eye, the optical system having, in the order in the proceeding direction of the light, an entrance face for receiving the light, a curve... | 02/24/2009 |
| 7477453 | Optical system for image transmission, particularly for projection devices of the head-mounted type An optical system for image projection, particularly for projection devices of the “head-mounted”type, includes a display, an optical system for focusing an image formed by the display, and a light guide having an extended body, with two opposite, longitudinal, ... | 01/13/2009 |
| 7468843 | Optical system and display apparatus A display apparatus which has a mirror with a free curved reflective surface of which curvature fluctuates with inflection points, a liquid crystal display (LCD), a back light and a polarizer. Light of an image which was modulated by the LCD is reflected by the free... | 12/23/2008 |
| 7446943 | Display optical system, image display apparatus, image taking optical system, and image taking apparatus A display optical system for guiding light from an original picture to an eye of an observer or a surface to have an image projected thereon is provided with a first optical system and a second optical system. The first optical system is provided with a first surfac... | 11/04/2008 |
| 7420751 | Compact optical apparatus for head up display In a head up display apparatus adapted to be mounted on a head in the goggle type or the head gear type and enable a video image to be observed, wherein an original image is directed to an eyeball through a reflecting optical system to enable the image to be observe... | 09/02/2008 |
| 7400439 | Uniform illumination system A compact and efficient optical illumination system featuring planar multi-layered LED light source arrays concentrating their polarized or un-polarized output within a limited angular range. The optical system manipulates light emitted by a planar light emitters su... | 07/15/2008 |
| 7397607 | Micro-display engine Virtual displays with micro-display engines are arranged in compact, lightweight configurations that generate clear virtual images for an observer. The displays are particularly suitable for portable devices, such as head-mounted displays adapted to non-immersive or... | 07/08/2008 |
| 7391575 | Image display apparatus An image display apparatus is disclosed, which is small and has a wide view angle. The apparatus comprises an optical system which introduces light beams from first and second image display elements to first and second observation regions. The system has a plane-sym... | 06/24/2008 |
| 7382410 | Portable telephone with phototaking optical system, two dimensional display and magnifying optical system The invention relates to a compact electronic camera which enables an electronic image to be displayed on a two-dimensional display element while it is phototaken or after it has been phototaken, so that the image can be magnified and displayed by a compact magnifyi... | 06/03/2008 |
| 7369327 | Variable optical-property element and optical apparatus including the same A variable optical-property element includes a liquid crystal the pitch of twist is less than 60 times the wavelength of light used, so that a spatially uneven electric or magnetic field or temperature is applied to the liquid crystal to thereby form an index distri... | 05/06/2008 |
| 7369174 | Helmet-mounted thermal imaging system An improved thermal imaging camera system is adapted to be releasably mounted to a protective helmet typically worn by a firefighter or other emergency personnel at an incident site. The present system comprises a thermal imaging camera assembly having a single eyep... | 05/06/2008 |
| 7369317 | Head-mounted display utilizing an LCOS panel with a color filter attached thereon Display apparatus such as a see-through head-mounted display (HMD) through which a viewer could capture a scene while seeing an object through the apparatus is disclosed. In the display apparatus, a liquid crystal on silicon (LCOS) panel with a color filter attached... | 05/06/2008 |
| 7364301 | Vehicular optical system An optical system for vehicle operating monitoring is disclosed. The optical system includes at least one illuminator that illuminates a profile of a vehicle operator and an imager in optical communication with a reflector that captures a reflected image of the vehi... | 04/29/2008 |
| 7355795 | Head-up display device with curved optical surface having total reflection A display device for displaying information is provided with an optical system for guiding the light of the display device to the eye, the optical system having, in the order in the proceeding direction of the light, an entrance face for receiving the light, a curve... | 04/08/2008 |
| 7350922 | Three-dimensional display using variable focal length micromirror array lens A three-dimensional display device includes a two-dimensional display displaying a depthwise image, and a variable focal length micromirror array lens receiving light from the two-dimensional display and forming a corresponding image in the required location in spac... | 04/01/2008 |
| 7352521 | Image display optical system and image display apparatus An image display optical system which achieves a small size and display at a wide angle of view as well as maintains a required level of optical performance and allows suppression of occurrence of various aberrations at the same time. The optical system includes a f... | 04/01/2008 |
| 7345822 | Head-up display device with curved optical surface having total reflection A display device for displaying information is provided with an optical system for guiding the light of the display device to the eye, the optical system having, in the order in the proceeding direction of the light, an entrance face for receiving the light, a curve... | 03/18/2008 |
| 7321682 | Image generation system, image generation method, program, and information storage medium An image generation system includes a first image generation section for generating images IL1 and IR1 for the left eye and the right eye, a second image generation section for generating images IL2 and IR2 for the left eye and the right ... | 01/22/2008 |
| 7318646 | System for projecting a virtual image within an observer's field of view A system for projecting a virtual image within an observer's field of view comprises a support element, a transparent element mounted on the support element and suitable for being placed in front of the observer's eyes, the transparent element comprising a first fac... | 01/15/2008 |
| 7310427 | Recreational bone conduction audio device, system A waterproof recreational audio device and method that transmits sound via transcutaneous bone conduction provides high fidelity musical signals to a user. The device can be worn on the head of a user and integrated into various types of headgear. The device is tuna... | 12/18/2007 |
| 7286272 | Image display unit The present invention relates to an image display device in which a virtual image of an image display element is formed to display an image. The image display device includes a transmission type diffraction optical element (50) for diffracting exit lights fro... | 10/23/2007 |
| 7283307 | Common aperture vision system An optical device comprises a dichroic beamsplitter for splitting an object beam into a reflected beam having a first waveband and a transmitted beam having a second waveband; an astigmatism-correcting lens element, disposed in the optical path of the transmitted be... | 10/16/2007 |
| 7280037 | Alarm display system for vehicles A display has a panel display unit with plural display screen portions arranged along a longitudinal direction of a vehicle body and providing an alarm display on a screen, a multistage display unit with reflecting mirrors inclined with respect to the screen portion... | 10/09/2007 |
| 7274522 | Reflective optical system A reflective optical system for projectors comprises a single integral piece of transparent optical molding having at least an incident surface, an exit surface, and two or more internal reflection surfaces between the incident surface and the exit surface, each ref... | 09/25/2007 |
| 7273278 | Instrument panel with simulated instruments The invention relates to an instrument panel for the operating state of a land, air or water vehicle, in particular for the cockpit of an airplane, comprising a number of display fields (13) for representing information, whereby, in order to provide an instru... | 09/25/2007 |
