| Patents for E05B 49 - Electric permutation locks; Circuits therefor (8,951) |
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| 05/15/1991 | EP0427465A2 Databaseless security system |
| 05/15/1991 | CN1051453A Locking mechanism with card actuator for switchgear |
| 05/08/1991 | EP0426602A2 Magnetic latchkey for access-controlling locks |
| 05/07/1991 | US5012659 Locking device with key-coded printer connection |
| 05/01/1991 | WO1991006926A1 Method and apparatus for secure identification and verification |
| 04/25/1991 | DE4000643A1 Plug-in lock for door - has generator actuated by lock or key motion to power light for code reading on key |
| 04/24/1991 | EP0424356A1 Locking cylinder |
| 04/09/1991 | US5005393 Electronic key locks |
| 04/02/1991 | US5003801 Programmable key and improved lock assembly |
| 03/28/1991 | DE4006125C1 Remote control locking system for vehicle and garage doors - has IR transmitter, optical fibre cable connected to receiver, and receiver decoder |
| 03/20/1991 | EP0417474A1 Data input device in a card lock system |
| 02/26/1991 | US4995248 Control mechanism of electronic lock having double bolts |
| 02/20/1991 | EP0412969A1 Key or card security device |
| 02/19/1991 | US4993627 Electronically controlled locking mechanism |
| 02/12/1991 | US4991683 Anti-theft vehicle system |
| 01/31/1991 | DE4020871A1 Permutation lock with electric setting motor |
| 01/30/1991 | EP0410193A1 Operation prohibition code for a car radio |
| 01/23/1991 | EP0408953A2 Combination lock with a cam disc and tumbler discs |
| 01/08/1991 | US4982587 Electronically self-latching cylinder lock |
| 01/03/1991 | DE3938995C1 Card-operated security system - has coded strips applied to both sides of card and no more than one aligned lamp sensor pair |
| 12/27/1990 | WO1990015910A1 Electronic lock |
| 12/26/1990 | CN1010963B Lock with control device |
| 12/19/1990 | EP0402442A1 Process and device for operating a locking system |
| 12/12/1990 | EP0401647A1 Locking mechanism |
| 12/12/1990 | CN2067307U Computer permutation lock |
| 11/29/1990 | WO1990014484A1 Transmission and receiving system |
| 11/27/1990 | US4973958 Keyless entry system for automotive devices antenna device allowing low power radio signal communication |
| 11/27/1990 | US4972694 Lock with an electromechanical release mechanism |
| 11/06/1990 | US4967577 Electronic lock with manual combination override |
| 11/06/1990 | CA1276039C2 Microcomputer controlled door locking system |
| 10/17/1990 | EP0392597A2 Electronic key locks |
| 10/17/1990 | EP0392596A2 Lock with an electromechanical release mechanism |
| 10/17/1990 | EP0391929A1 Security system employing optical key shape reader |
| 10/10/1990 | CN2063560U Hidden electronic permutation lock |
| 10/10/1990 | CN2063559U Multifunction electronic permutation lock |
| 10/02/1990 | CA1274892A1 Electronic lock system |
| 09/26/1990 | EP0388997A1 Electronic locking system |
| 09/26/1990 | CN1045625A Digital coding electric locks |
| 09/25/1990 | CA1274608A1 Cryptographic based electronic lock system and method of operation |
| 09/07/1990 | WO1990010134A1 Key or card security device |
| 09/05/1990 | EP0385070A1 Remote control system with a code transmitted by code words |
| 09/05/1990 | CN2061585U Security electronic puzzle lock |
| 09/05/1990 | CN1009468B Electric-mechanic locking device |
| 07/10/1990 | US4939915 Electromechanical locking device |
| 06/28/1990 | WO1990007045A1 Process and device for operating a locking system |
| 06/26/1990 | US4937560 Security system with door deadbolt interlock |
| 06/13/1990 | EP0372791A2 A vehicle and locking system |
| 06/13/1990 | EP0137767B1 Improved card reader for security system |
| 05/22/1990 | US4926664 Self locking electronic lock |
| 05/09/1990 | CN2056931U Electronic cipher lock for safe |
| 05/08/1990 | US4922736 Key device incorporating an electronic circuit |
| 05/02/1990 | EP0365866A2 Central locking device for a plurality of units and/or parts of an entire installation, in particular an anti-theft device for motor vehicles |
| 05/01/1990 | US4922094 Automobile electronic light-activated key device |
| 04/25/1990 | EP0365458A1 Magnetic keys and locks for access control |
| 04/25/1990 | EP0364878A2 Locking device |
| 04/25/1990 | EP0364781A2 Lock |
| 04/24/1990 | US4918955 Vehicle key device |
| 04/17/1990 | US4917022 Safe having motor-driven locking mechanism |
| 04/17/1990 | US4916927 Lock and method of securing and releasing a member |
| 04/11/1990 | CN2055840U Multipurpose electromagnetic type cipher device |
| 04/04/1990 | EP0361881A2 Commputerized combination lock |
| 02/28/1990 | EP0356334A1 System for exchanging information between a portable object like a key and an exchange device |
| 02/27/1990 | US4904984 Combination lock with an additional security lock |
| 02/27/1990 | US4904005 Entrance security system |
| 02/14/1990 | EP0354542A2 Security system with door deadbolt interlock |
| 02/13/1990 | US4899562 Electronic door lock |
| 01/31/1990 | EP0229818B1 Electronic locking system |
| 01/30/1990 | US4897644 Radio-wave transmission system of keyless entry system for automotive vehicle devices |
| 01/23/1990 | US4895009 Door-locking system for a motor vehicle |
| 01/23/1990 | US4895008 Security system |
| 01/17/1990 | EP0351183A2 Optical theft deterrent system |
| 01/08/1990 | EP0345284A4 Anti-theft vehicle system. |
| 01/03/1990 | EP0229141B1 Method of operating a security device |
| 01/03/1990 | CN1038487A Circuit of digital code electronic lock for omnibearing monitor system |
| 01/03/1990 | CN1038486A Electronic-mechanical numerical code lock |
| 12/20/1989 | EP0346769A1 Locking device comprising a key-coded printer connection |
| 12/20/1989 | EP0247062B1 Security device, especially electrically operated lock |
| 12/19/1989 | US4887442 Electronic lockset assembly and control |
| 12/14/1989 | WO1989012155A1 Locking device with key-coded printer connection |
| 12/14/1989 | WO1989012154A1 Electronic lock with manual combination override |
| 12/14/1989 | DE3819954A1 Locking apparatus with an address store |
| 12/13/1989 | EP0345284A1 Anti-theft vehicle system. |
| 12/05/1989 | US4885778 Method and apparatus for synchronizing generation of separate, free running, time dependent equipment |
| 11/29/1989 | EP0343205A1 Lock operating mechanism |
| 11/28/1989 | US4883297 Power operated door guard |
| 11/28/1989 | CA1263250A1 Programmable electronic-mechanical reversing flat key |
| 11/23/1989 | EP0342226A1 Electronic lock system |
| 11/21/1989 | CA1263035C Electronic locking system and key therefor |
| 11/07/1989 | CA1262643A1 Door locking system |
| 10/24/1989 | US4875351 Electronic time lock |
| 10/10/1989 | US4873530 Antenna device in automotive keyless entry system |
| 10/10/1989 | US4872329 Key device and a detector device for use therewith |
| 10/04/1989 | EP0334879A1 Voice recognition and identification system |
| 10/04/1989 | CN2045414U Electronic code door lock |
| 10/03/1989 | US4871909 Optical switch device employing fluorescent substance in combination with a radioactive element as a light source |
| 10/03/1989 | US4871204 Touch bar release locking system |
| 09/26/1989 | US4870400 Electronic door lock key re-sequencing function |
| 09/26/1989 | US4870261 Method and a device for opening doors or the like, the device comprising an electronic control with combination of consent and optical compared reading |
| 09/20/1989 | EP0333588A1 Automatic safety locking device |
| 09/20/1989 | CN2044631U Telecontrolled electronic cipher lock |