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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 |
| 5282182 | Video monitor and housing assembly A portable video cassette camera or minicam, preferably a palmcorder, is placed within a vehicle so as to monitor the activity within the passenger compartment. The minicam is contained in a box fastened to a wall within the vehicle so as to prevent the t... | 01/25/1994 |
| 5265172 | Method and apparatus for producing optical flow using multi-spectral images A method and apparatus for producing optical flow obtains a first image of a first spectral region of a field of view, obtains a second image of a second spectral region of the field of view, and processes the images to obtain the optical flow of the fiel... | 11/23/1993 |
| 5262852 | Method of detection for a panoramic camera, camera for its implementation, and surveillance system equipped with such a camera The invention relates to a method of photodetection for a panoramic camera and to a system for implementation of such a method. A panoramic camera can incorporate a photodetector system of the charge transfer type, an optical system for focusing on a sect... | 11/16/1993 |
| 5249157 | Collision avoidance system A collision avoidance system particularly suited for automotive applications includes an electro-optical rangefinder scanner, retroreflectors on target vehicles, and a processing unit. The rangefinder supplies data on the range and angle of target vehicle... | 09/28/1993 |
| 5243417 | Rear vision system for two-wheeled vehicles with movable handlebars A rear vision system for vehicles, and more particularly to a system for providing a rider of a two-wheeled vehicle having movable handlebars the capability of seeing what is behind the vehicle while still facing forward.... | 09/07/1993 |
| 5243663 | Vehicle detecting method and apparatus performing binary-conversion processing and luminance variation processing A vehicle detecting apparatus for detecting a vehicle in each vehicle existence judging region based on binary pixel data, wherein a luminance level at which a variance of luminance of pixels in each vehicle existence judging region takes a maximum value ... | 09/07/1993 |
| 5237406 | Inter-car distance detecting device An inter-car distance detecting device of the invention includes an: image sensor for picking up the image of a car ahead through a pair of optical systems arranged substantially vertically; a display for displaying the image of the car ahead; a first win... | 08/17/1993 |
| 5191412 | Inspection device for aircraft engine To permit in-flight inspection of an aircraft engine, an imager views the front of the engine, and includes an image intensifier which is gated on and off at the engine speed. Small variations about the engine speed may be used to sweep all the blades int... | 03/02/1993 |
| 5139327 | Vehicle following apparatus with a distance measuring function A vehicle following apparatus with a distance measuring function is provided in which once the driver roughly sets a vehicle following window on a display screen, the exact position and size of the window can be automatically adjusted so as to locate the ... | 08/18/1992 |
| 5121200 | Travelling monitoring system for motor vehicles A travelling monitoring system for motor vehicles on which a monitoring camera is mounted is disclosed herein. The system includes a monitoring part, a display part, and a part for protruding and hiding the camera. The camera is designed to be protected f... | 06/09/1992 |
| 5111289 | Vehicular mounted surveillance and recording system A vehicular surveillance system comprising a video recorder and monitor in a housing mounted within the passenger compartment of the vehicle to a bracket and a small camera rotatably mounted to the windshield of the vehicle. An FM microphone transmits aud... | 05/05/1992 |
| 5097325 | Circular scanning system for an integrated camera and panoramic catadioptric display A circular scanning system for an integrated camera and catadioptric display has a photon camera tube with a scanning beam, a pixel clock generator for generating a pixel clock signal, a clock dividing arrangement for generating beam rotation signals, and... | 03/17/1992 |
| 5083200 | Method for identifying objects in motion, in particular vehicles, and systems for its implementation A method for identifying an object in motion, in particular a vehicle, includes several steps whenever the object is moving inside a predetermined identification zone following a predetermined movement axis. The steps are periodically acquiring images of ... | 01/21/1992 |
| 5027200 | Enhanced viewing at side and rear of motor vehicles Apparatus permits viewing of traffic or other conditions to the rear and side of a motor vehicle having opposite sides, and includes video camera structure mounted to the vehicle and directed sidewardly relative to the vehicle, and CRT structure operative... | 06/25/1991 |
| 5023809 | Target tracking device A target tracking system tracks the position of a vehicle, such as a racing vehicle. An oscillator is positioned at the target to be tracked, and a transmitter is also positioned at the target for transmitting a signal generated by the oscillator. At leas... | 06/11/1991 |
| 5005213 | Head mounted video display and remote camera system A video system is disclosed having a weapon-mounted video camera (12) transmitting video signals to a remotely located video display (14). The video display is mounted to the helmet (40) of a soldier (36), and includes a sight reticle (50) superimposed on... | 04/02/1991 |
| 4978984 | Surveillance apparatus A surveillance apparatus for installation in such an open ended housing as the air vent structure of a motor vehicle has first and second supports, the first support carries the cover for the housing and is movable between a position in which the outer ex... | 12/18/1990 |
| 4913458 | Surveillance vehicle control system A control system for a surveillance vehicle (V) is disclosed. The vehicle includes a rapid deployment and retraction mechanism (A') and a jack system (B') for continuously maintaining a detection device (28) a top a mast (12) within a prescribed vertical ... | 04/03/1990 |
| 4910591 | Side and rear viewing apparatus for motor vehicles Apparatus permitting viewing of traffic conditions to the rear and side of a motor vehicle, which has opposite sides, comprises: (a) first and second video cameras and first and second display terminals having video screens, the cameras connected to the screen... | 03/20/1990 |
| 4899296 | Pavement distress survey system A pavement inspection apparatus is described for inspecting the condition of a full lane of pavement using a vehicle capable of traveling along the lane at normal traffic speeds, such as 55 miles per hour. The apparatus is capable of determining the size ... | 02/06/1990 |
| 4843462 | Remote video observation systems To speed the transmission of video images via transmission lines which can be of relatively low grade (e.g., voice-grade telephone transmission lines), each video image is encoded as a plurality of pixels, and the bits for each pixel are transmitted in or... | 06/27/1989 |
| 4843463 | Land vehicle mounted audio-visual trip recorder An easy to use audio-visual video tape recording system mounted in or on a land vehicle. The system is automatically activated when the ignition is turned `ON` to record events forward and rearward simultaneously. In addition the following are recorded si... | 06/27/1989 |
| 4839648 | Method of determining the trajectory of a body suitable for moving along a portion of a path, and apparatus for implementing the method A method of determining the trajectory of a body (1) such as a vehicle body on a relatively plane path portion (2), the method being characterized in that it consists: in forming a main real image (4) of the path portion in a plane (19) at a non-zero angl... | 06/13/1989 |
| 4831438 | Electronic surveillance system The present invention is a "tethered remote" surveillance system that uses a command and control transmitter/receiver to activate selectively a number of audio and video sensors. The system generally comprises a plurality of remote sensors which are selec... | 05/16/1989 |
| 4815757 | Rapid development surveillance vehicle and method A rapid deployment surveillance vehicle is disclosed for detecting illegal immigration across national borders and the like. An off-the-road vehicle (V) is equipped with a rapid mast erection/retraction assembly (A) which includes a carriage mechanism (24... | 03/28/1989 |
| 4816828 | Aircraft damage assessment and surveillance system An in flight damage assessment and surveillance system for aircraft using imaging apparatus for capturing optical images of predetermined portions of the aircraft disposed along the exterior of said aircraft in a manner such that the flight characteristic... | 03/28/1989 |
| 4807027 | Station platform observation method A train platform observation method in which the platform is continuously observed by a television camera and the output of the camera is displayed on a television monitor. First scene data outputted by the camera is compared with later-outputted second s... | 02/21/1989 |
| 4789904 | Vehicle mounted surveillance and videotaping system A vehicle mounted surveillance system is disclosed. The system comprises a camera and a control head mounted within the police vehicle and a video recorder housed in a fireproof, bulletproof and environmentally controlled vault mounted in the trunk of the... | 12/06/1988 |
| 4779095 | Image change detection system An image change detection system for observing an environment to be monitored, such as a region proximate a vehicle, by sensing energy from the region and generating a plurality of pixels which form an image of the region. The system stores a first image ... | 10/18/1988 |
| 4774571 | Computerized ticket dispenser system A computerized ticket dispensing system which includes a first camera for reading the license plate of a vehicle entering a parking area, and a second camera for reading the license plate of the vehicle as it leaves the parking area. In each instance, the... | 09/27/1988 |
| 4772942 | Display system having wide field of view A display system which can be used inside a vehicle such as a military tank to monitor at least part of the surrounding panorama. The display system has a display generator and an optical system for viewing the display. Electronic means are provided to pr... | 09/20/1988 |
| 4742390 | Elevatable observation and target system for combat vehicles An elevatable observation and target for combat vehicles increases safety and the reaction velocity by a stabilized vision line camera, that is remotely controlled from the combat compartment with an adjustable focal width prepared on an elevatable platfo... | 05/03/1988 |
| 4740838 | Apparatus for superimposing a display of detected data for a vehicle An apparatus for superimposing a display image of vehicle data or position data of the vehicle on video signals of the surroundings of the vehicle. An object picked up is converted into video signals by an image pick-up camera having an image pick-up driv... | 04/26/1988 |
| 4731854 | Optical system for producing an image for a set of characters An optical system produces an image of a set of characters on a background. A flash light source directs uniform illumination toward the set of characters for a predetermined flash period having an intensity chosen to exceed the intensity of corrupting li... | 03/15/1988 |
| 4713685 | Video monitoring apparatus A video signal which is provided up by a conventional video camera is converted into a digital signal, and a necessary part of the digital signal is selected, is memorized and is displayed, and furthermore, two video images are picked up by two video came... | 12/15/1987 |
| 4700223 | Vehicle for evaluating properties of road surfaces The invention provides a vehicle for evaluating the properties of road surfaces wherein a road surface cross-section profile evaluating means, a crack-evaluating means, and a road surface longitudinal profile evaluating means are mounted on a predetermine... | 10/13/1987 |
| 4692798 | Apparatus and process for improving visibility of object within visual field An apparatus for improving the visibility of objects within the visual field of a vehicle driver and a process therefor are disclosed. The apparatus includes a light caster casting intense visible light toward a reflective object at a frequency no lower t... | 09/08/1987 |
| 4665430 | Monitoring apparatus A monitoring apparatus comprising a lens structure includes lenses and a reflector element which reflects the light rays passing through these lenses, thereby changing the first optical axis along which the light rays pass before being reflected into the ... | 05/12/1987 |
| 4568972 | Instrument monitoring assembly The testing of aircrafts is very expensive and time-consuming. Many test grams require detailed records of aircraft parameters which are only available from the cockpit instruments. In some instances it is necessary for the copilot to record manually the... | 02/04/1986 |
| 4518990 | Observation system for military vehicles Disclosed is an observation system for military land vehicles, comprising ree television cameras and associated receivers. A first camera is located on a forward area of the vehicle for enabling the driver to view the area in the vehicle path. A second te... | 05/21/1985 |
