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Match Document Document Title
8041101 Image processing system and image forming apparatus  
When a predetermined anomaly has occurred in a digital multifunctional machine, the fact of the anomaly occurring is notified to the service center and the computer at the guardhouse. The service...
7832001 Identification system and method  
An identification method and system. A user is scanned by a Radio Frequency Identification (RFID) reader to read N RFID tags respectively embedded in N objects carried by the user. Each tag of the...
7380122 Fixed pin array identification apparatus and method  
What is disclosed herein is an identification apparatus comprising an array of conductive pins fixed onto a base component placed onto a primary device and in communication therewith. A set of...
7158008 Electronic key system and method  
The present invention provides an electronic key system including an electrical/electronic key-like device and an electrical/electronic key receptacle capable of receiving a contactless type,...
7051561 Electronic lock  
A mortise lockset apparatus (10) that includes a retractable bolt (20) movably supported within a case (12). A handle (18) is pivotally supported on a hub (16) supported in the case, the hub being...
6975202 Electronic key system, apparatus and method  
A system, apparatus and method for using an electronic key to open electronic locking devices is provided. With the system, apparatus and method, a key code is sent to a user's wireless...
6848314 Data receiving device for use in an impulse-based data transmission system  
A device (10) for receiving date transmitted as impulses through an input transmission body (16) is provided. The device (10) has a vibration sensitive transducer (50) which constitutes part of a...
6838975 Retractable pin array identification apparatus and method  
An identification apparatus comprising an array of retractable conductive pins on a base component placed onto a primary device and in communication therewith. A set of shaped identifiers have a...
6784871 Ultrasonic security system for personal computer  
An ultrasonic security system for personal computer comprises a touch-panel section, a lock section, and a key section. The touch-panel section comprises a nonpiezoelectric plate, at least one...
6483424 Electronic lock and key apparatus and method  
In one preferred embodiment, an electronic key, including: a housing; unlocking apparatus extending from the housing, insertable in an electronic lock to unlock the electronic lock; and optical...
6437684 Electronic locking device  
An electronic key comprising, mounted in a key body, a key shank for insertion into a corresponding housing of a lock cylinder for the purpose of unlocking it, the cylinder having a stator portion...
6411195 Data transmission system and components thereof  
A data transmission system (1) suitable for use with an impact transmissive body (4) and including a data transmitting device (6) having a reciprocable impact impeller head (3) for transmitting an...
6400254 Vehicle electronic key system  
A keyhole is formed on an operating knob installed on the front surface of a rotary switch. The rotary switch can therefore be operated by inserting into the keyhole an electronic key having a long...
6318137 Electronic lock that can learn to recognize any ordinary key  
An electronic lock that can be pre-programmed or trained in the field to recognize ordinary flat metal keys by sensing their shape and comparing to a database is disclosed. The lock can be...
5986563 Digitally programmable protecting means and a key for mechanical rotary locking devices  
A digitally programmable protecting mechanism and a programmable key for a mechanical rotary lock for providing enhanced protection and enabling user to change mechanical and electronic security...
5771722 Dual control mode lock system  
A security system requires the bringing together, at the locking mechanism to be operated from a locked to an unlocked state, of a properly bitted mechanical key and the generator of a digitally...
5691711 Digital electronic key and lock system  
A key and lock system for enabling access to at least one protected domain in response to an enabling signal. The system includes a key arrangement capable of generating a digital key code composed...
5677682 Electronic lock system  
A lock system comprising an electromechanical lock and code generator, and an electronic code lock, which is connected to a code transportation medium. The electronic lock and code generator is a...
5675490 Immobilizer for preventing unauthorized starting of a motor vehicle and method for operating the same  
An immobilizer for a motor vehicle and a method for operating the immobilizer include a test unit, control devices connected through a data line to the test unit, and at least one ignition key...
5563579 Dealer information and security apparatus and method  
A security key control information system and method for vehicle dealerships and the like is provided. A key storage device A mounted to each vehicle window has a compartment for storing access...
5561420 Motor-vehicle central lock system with transponder in key  
A motor-vehicle lock system has a remote operator separate from the motor vehicle and having a key part having a predetermined bitting, a transmitter actuatable to transmit a main signal containing...
5552777 Mechanical/electronic lock and key  
A mechanical lock and key, which may have a conventional cylinder with mechanical bittings, includes an electronic access control feature for preventing opening of the lock, even with the proper...
5552587 Multi-light coded electronic security lock  
The invention herein is a terminal having secured access to data in a computer where such data is segregated and separately identified, access to the terminal being had by a tubular key rotating...
5540069 Electronic and mechanical lock and key therefor  
A locking device including both a mechanical lock operable with a key and an electrical lock, operable from the same key. The device includes an electrical circuit for operating the electrical...
5483193 Circuit for demodulating FSK signals  
A circuit and method of demodulating an FSK signal uses digital circuitry to convert the received signal into count values. For each reception an adaptive reference count value is determined by...
5481253 Automotive security system  
An anti-theft system for an automobile includes a microprocessor-based control module that enables operation of solenoids for the power circuits of the car only if a proper identification code is...
5455571 Fail safe system for a mechanical lock key set with electronic interlock  
A mechanical key and lock set with a rotating cylinder includes an electronic interlock which is responsive to the insertion of a mated key in the cylinder and proper rotation of the cylinder. A...
5373718 Electronic lock cylinder connectable by a plug connector  
A lock cylinder comprises a profile housing (1) with a cylinder core (9) disposed rotatably therein, and tumblers (15) which are controllable by a flat key. Disposed on the profile housing (1) is...
5337043 Access control system with mechanical keys which store data  
An access control system combines card type keys or mechanical keys and lock cylinders with keyholder authentication, so that only the authorized keyholder or keyholders can use a key at an access...
5311757 Flat key with circuit chip  
A flat key for or a lock which is coded mechanically as well as electronically, includes a flat basic shaped part (11) consisting of metal, with a shank section (9) and a bow section (13). A...
5309743 Door unlocking device  
An object of this invention is to provide a door unlocking device adapted unlock a door by transmitting a signal in the air through a signal transmitter, which can unlock the door even when the...
5309152 Security system with membrane switches to detect binary code on mechanical key  
The Code Key is substantially the same size and shape as a conventional key with cuts and slopes that actuate pin tumblers as in a conventional lock. However, instead of the tumblers being aligned...
5289177 Burglarproof device for vehicle  
This invention relates to a burglarproof key cylinder lock which comprises an outer tubular member, and an inner tubular member rotatably provided within the outer tubular member. A properly coded...
5202580 Anti-tampering magnet for automobile ignition lock  
A lock for the ignition circuit of an automobile is disclosed. The lock includes a Hall effect sensor element which is activated by a control magnet on the cylinder member of the lock so that when...
5132661 Security system employing optical key shape reader  
A security system which employs an optical key shape reader to photoelectrically derive an electrical signal from a shape characteristic of a key is disclosed. The system provides heightened...
5092148 Pry-proof computerized mechanical lock  
A kind of pry-proof computerized mechanical lock which is an integrated lock structure of mechanism and circuit. The front half inside the lock has several plates. The rear half of the lock has a...
5089692 Electronic lock  
The present invention relates to an individual electronic locking unit of the type which is re-coded to the code associated with a new key means and at the same time makes the previously used code...
RE33553 Surface texture reading access checking system  
Surface texture reading access checking system. The identification information attached to each support object serving as a key is constituted by the texture of a surface portion of said object. A...
4993627 Electronically controlled locking mechanism  
An electronic lock security system includes a coded key and a multiple position key receiver switch having a code sensing circuit for generating signals indicative of the key's code. A decoder...
4975550 Security device for computers  
A security device for preventing unauthorized use of a personal computer includes a rigid housing which is attached to an exposed surface of the computer to conceal the keyboard actuator of the...
4945354 Spurious signal correction for surface acoustic wave (SAW) security devices  
The invention features a theft resistant security system for motor vehicles. The system has receptacle with a coupling coil. A SAW (surface acoustical wave) device associated with the receptacle...
4920338 Automatic seat positioning device for automotive vehicle and the like  
A plurality of engine ignition keys are provided provided with codes which enable each key owner or user to preselect a seat position and automatically achieve the same position upon re-entering...
4912460 Electrostatically activated gating mechanism  
An electromechanical gating mechanism comprises an electrical energy generating system for generating electrical energy in response to and utilizing energy derived from mechanical motion...
4849749 Electronic lock and key switch having key identifying function  
When a key is inserted into a key hole of a lock, magnetism creating means creates a magnetic flux corresponding to a predetermined magnetic code set in the key. Magnetism detecting means detects...
4845492 Article monitoring system with printing capability  
A system for storing and electronically monitoring the locations of keys and other articles, and providing a printed record of transactions involving the stored articles. The articles are held on...
4810861 Information carrier and reader  
An information carrier (17) has formations (20,21) which are engaged by contact elements (30,32) during insertion of the carrier into a receiving member (39) the movement of the contact elements is...
4791280 Method of operating a security device, security device and data carriers for use in the method  
A lock has means (15,16) for reading from a key (11) a binary encoded number. If the number read from the key is a predetermined number, the lock will store in a memory (19) a further number read...
4721956 Apparatus for converting key topography into electrical signals to effect key evaluation  
Key evaluating apparatus for receiving a key having a surface whose amplitude or height is variably coded and for sensing the coded key surface to provide a set of sample signals corresponding to a...
4691201 Encoded signal device with self-contained clock generation  
An encoded signal device employing a pulse generating means for generating plural encoded pulse trains. The pulse generating means is encoded so that a logical add signal of the plural pulse trains...
4677435 Surface texture reading access checking system  
Surface texture reading access checking system. The identification information attached to each support object serving as a key is constituted by the texture of a surface portion of said object. A...
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