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Browse by Category: Main > Communications
Class Information
Number: 340/5.55
Name: Communications: electrical > Selective > Intelligence comparison for controlling > Authorization control (e.g., entry into an area) > Manual code input > Rotary input
Description: Subject matter wherein the information bearing signal comprises input from a dial or code wheel mechanism.










Patents under this class:

Patent Number Title Of Patent Date Issued
8633829 Camera security system Jan. 21, 2014
8487741 System and method for touchscreen combination lock Jul. 16, 2013
8362875 Secure system for non-covert user authentication and identification Jan. 29, 2013
8358196 Security system and method for granting access Jan. 22, 2013
8130075 System and method for touchscreen combination lock Mar. 6, 2012
7221272 Electronic lock module May. 22, 2007
6911897 Electronic combination lock with high security features Jun. 28, 2005
6741160 High security electronic combination lock May. 25, 2004
6720860 Password protection using spatial and temporal variation in a high-resolution touch sensitive display Apr. 13, 2004
RE38147 Electronic combination lock utilizing a one-time use combination Jun. 17, 2003
6546769 High security lock mechanism Apr. 15, 2003
6420958 Electronic combination lock with high security features Jul. 16, 2002
6314773 High security lock mechanism Nov. 13, 2001
6052063 Electronic combination lock with high security features Apr. 18, 2000
6034616 Electronic combination lock with high security features Mar. 7, 2000
5986563 Digitally programmable protecting means and a key for mechanical rotary locking devices Nov. 16, 1999
5973624 Electronic combination lock with high security features Oct. 26, 1999
5873276 Keypad entry electronic combination lock with self-generated combination Feb. 23, 1999
5870914 Electronic combination lock with self-contained power generation Feb. 16, 1999
5847656 Electronic combination lock with high security features Dec. 8, 1998
5816084 Electronic combination lock with an arrangement for moving a locking lever both into and out of an "engage" position in which lock may be opened Oct. 6, 1998
5801614 Vehicle starting control device Sep. 1, 1998
5684457 Tamper indication system for combination locks Nov. 4, 1997
5640862 Electronic combination lock including a sensor arrangement which senses the position and direction of movement of the combination dial Jun. 24, 1997
5632169 Self powered electronic combination lock having comprehensive monitoring of power levels for various functions May. 27, 1997
5604489 Alphanumeric input terminal Feb. 18, 1997
5594430 Programmable electronic time lock Jan. 14, 1997
5541581 Electronic combination lock security system Jul. 30, 1996
5517184 Electronic combination lock with high security features May. 14, 1996
5493279 Electronic combination lock with covert entry detection feature and method of covert entry detection Feb. 20, 1996
5488358 Electronic combination lock with closure and locking verification Jan. 30, 1996
5488660 Electronic combination lock utilizing a one-time use combination Jan. 30, 1996
5455571 Fail safe system for a mechanical lock key set with electronic interlock Oct. 3, 1995
5451934 Electronic combination lock with time delay feature to control opening Sep. 19, 1995
5410301 Status monitoring system for an electronic lock Apr. 25, 1995
5387903 Programmable electronic time lock Feb. 7, 1995
5159333 Secure code operated device Oct. 27, 1992
5061923 Computerized combination lock Oct. 29, 1991
4904984 Combination lock with an additional security lock Feb. 27, 1990
4331845 Output switch assembly and operating mechanism May. 25, 1982
4099161 Code operated device Jul. 4, 1978











 
 
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