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| Number | Title | Issue Date |
| 7305714 | Anti-theft device for computer apparatus and a method for protecting computer apparatus thereby An anti-theft device for a computer device, including a main body having at least one protrusion portion which protrudes from the computer device when the body is connected to the computer device, an acceleration sensor provided in the main body and configured to de... | 12/04/2007 |
| 7271722 | Security sensor device having optical axis adjustment capability There is provided a security sensor device having an optical axis adjusting capability, which device includes a beam projecting unit (1) for projecting sensing waves, to which ID codes for specifying beam projectors (2) are applied, to a beam receiving... | 09/18/2007 |
| 7190278 | Asset tag with event detection capabilities Described herein are a transient event detector comprising electrical circuitry suitable to detect a transient event, and a container having a wall with at least two electrically conductive contacts that are electrically connected to the electrical circuitry, each o... | 03/13/2007 |
| 7154394 | Hidden security device and container using the same A hidden security device for a container of cargo transportation includes a case provided with an electronic processing unit; a tightly-seized device, including a plate, extending from the case, on which a displacement sensor communicating with the electronic proces... | 12/26/2006 |
| 7145454 | Method, apparatus and computer program product for intuitive energy management of a short-range communication transceiver associated with a mobile terminal The method, terminal and computer program product determine the acceleration of a mobile terminal associated with the short-range communication transceiver and adjusts the power consumption of the short-range communication transceiver based upon whether a predefined... | 12/05/2006 |
| 7119681 | MEMS based garage door sensor A MEMS based overhead garage door intrusion sensor for a security system, such as a residential/home security system, for detecting an intrusion through an overhead garage door. In one embodiment, a MEMS sensor accelerometer is mounted with a sensitive axis of the M... | 10/10/2006 |
| 7113091 | Portable motion detector and alarm system and method A portable security alarm system including a movement detecting and signal transmitting member for mounting on or proximate to the object whose movement is to be detected, a signal receiving and alarm generating member for receiving a signal from the movement detect... | 09/26/2006 |
| 7088258 | Tilt sensor apparatus and method therefor A tilt sensor apparatus (36) includes one or more tilt sensors (42). Each tilt sensor (42) includes a conductive element (64) entrapped within an opening (46) formed through a middle planar substrate (38). The opening is sur... | 08/08/2006 |
| 7084762 | Electronic device including motion sensitive power switching integrated circuit and related methods An electronic device includes a motion sensitive power switching integrated circuit, which, in turn, includes a power switch connected between an input and an output, and a MEMS inertial sensing switch movable from a first position to a second position based upon mo... | 08/01/2006 |
| 7084759 | Drop detection device A drop detection device having a spherical inertia member disposed within an enclosure. The enclosure has multiple faces, preferably six faces oriented orthogonally, with each face having a pressure contact member. The exertion of a predetermined force by the spheri... | 08/01/2006 |
| 7049959 | Powerless type security device The present invention provides a non-power source type monitor device installed in a place where a non-power source system needs to be used or a place preferably suitable for the non-power source system, in which a quantity generated energy not lower than several te... | 05/23/2006 |
| 7026930 | Process and device for adjusting a movable motor vehicle part In a process for adjusting a movable motor vehicle part (33) between at least two positions by means of a drive (42), the monitoring area (13, 30, 31) outside and/or inside the motor vehicle (10) is checked for at least one perturbing obj... | 04/11/2006 |
| 6987460 | Orientation device Disclosed is an orientation device that may be deployed in a mechanical assembly such as a surveillance camera or enclosure to positively determine the physical orientation and/or attitude (tilt), or any change in such physical orientation and/or attitude, of either... | 01/17/2006 |
| 6654685 | Apparatus and method for navigation of an aircraft In accordance with this invention, an apparatus and method for aircraft navigation are provided that utilize a blended architecture consisting of a global positioning system (GPS) and micro-electromechanical sensors (MEMS) for the primary navigation syste... | 11/25/2003 |
| 6445295 | Burglar proof ice chest An ice chest which incorporates a mechanism for alerting an owner or user that an unauthorized individual is tampering with the ice chest contents or the ice chest itself. Burglar proof ice chest 10 includes a lid 12 and a bottom portion 14 with a spring ... | 09/03/2002 |
| 6404336 | Displacement sensor in a system suitable for controlling movements and alarms The chamber (3) of the sensor (1) comprises a first and a second passage (16, 17) that communicate with the outside; a source of visible light (11) outside the chamber, through the first of the said passages (16), illuminates the interior of the chamber (... | 06/11/2002 |
| 6278367 | Article displacement indication A device for indicating/limiting the overall displacement of a movable member from a preset position, wherein the device (1) is selectively positionable to accomodate variation in allowable displacement of the movable member (32, 38, 39, 42, 49, 50, 52) p... | 08/21/2001 |
| 6177869 | Removable security device for portable articles A removable security device for a portable article that includes an alarm housing with an audible electronic alarm circuit and a locking mechanism, a receiver that attaches to the portable article. The alarm housing has a pair of opposed rails that define... | 01/23/2001 |
| 5461363 | Alarm apparatus containing security and safety monitors A safety apparatus for a passage controlled by means of a first member and a second member, has a first device for detecting opening of the passage, a second device for detecting fierce knocking on the first and second members and a third device for detec... | 10/24/1995 |
| 5402105 | Garage door position indicating system A garage door position indicating system includes a tilt switch attached to a garage door, an RF transmitter coupled to the tilt switch, an RF receiver, and an indicator controlled by the RF receiver. The tilt switch supplies an enable signal to the RF tr... | 03/28/1995 |
| 4833454 | Door chime An audio signal device for a door mounted advertising display, the device includes a signal unit, a battery connected to said signal unit, the unit including a tone generator, a pulse generator connected to control the tone generator, a timer connected to... | 05/23/1989 |
| 4812824 | Pendulum alarm sensor A housing contains a mercury tilt switch in electrical connection with an alarm circuit and has two, relatively long, highly flexible insulated lead wires extending from the tilt switch and housing and being in electrical connection with an alarm within t... | 03/14/1989 |
| 4575713 | Disturbance alarm A disturbance alarm comprising a hollow tubular case having upper and lower electrical contact plates fixedly positioned therein. A pendulum assembly includes a lower weight which rests upon the flat upper surface of the lower contact plate, an upper weig... | 03/11/1986 |
| 4568920 | Method and device for supervising and giving a progressive alarm in response to detected intensity The method and device employs detectors which are connected to electronic analyzers which, in accordance with the level of detection, actuate the corresponding level of alarm and the level of dissuasion by choosing the suitable timing and the suitable pow... | 02/04/1986 |
| 4559528 | Ornamental vibration sensor device for burglar alarm system A vibration sensor device is mounted on a translucent ornamental disc so it can be mounted at any desired position on a window pane so as to achieve the greatest sensitivity without being asthetically offensive. A bracket affixed to the disc mounts a base... | 12/17/1985 |
| 4556765 | Security interface system for a door, window or the like A contact unit for use in a security system for monitoring a structural opening such as a door or a window. The contact unit includes a housing of electrically insulation material, and an elongated resilient electrically conductive member that has one end... | 12/03/1985 |
| 4553134 | Electrical alarm system for installation in a window casing An electrical system is provided for attachment to basement windows or the like for the purpose of sounding an alarm automatically if the window is opened and the device is moved or tampered with. The system comprises a spring-loaded bar or a tube within ... | 11/12/1985 |
| 4334218 | Motion sensing circuit especially for alarm devices A motion sensing circuit has a plurality of motion sensitive switches connected serially therein and which conduct a quiescent current through the circuit in one stable condition whereas in another stable condition of said switch above a upper limit of th... | 06/08/1982 |
| 4326196 | Universal gravity operated intrusion sensing device A gravity operated intrusion sensing device comprises a mercury tilt switch having at least two operating modes and a stationary housing having means operative to support the tilt switch in a first position indicative of one operating mode and to provide ... | 04/20/1982 |
| 3962693 | Motion detection device including a pendulum switch A motion detection device is characterized by an array of mutually spaced electrical contacts connected to one terminal of a pair of terminals having a voltage differential established therebetween, an electrically conductive first mass suspended between ... | 06/08/1976 |
