G09C 1/06

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Description

Class  G09C : CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY


Subclass 1/06: Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system (cryptographic typewriters G09C 3/00) wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
11064027 Method and system for dynamic license plate numbersOct 31, 18Jul 13, 21Mastercard International Incorporated
10438022 Logic encryption using on-chip memory cellsDec 16, 16Oct 08, 19ARM Limited
10438513 Hardened white box implementation 1Oct 30, 15Oct 08, 19GIESECKE+DEVRIENT MOBILE SECURITY GMBH
10431123 Method for testing and hardening software applicationsNov 09, 15Oct 01, 19GIESECKE+DEVRIENT MOBILE SECURITY GMBH
10403174 Hardened white box implementationOct 30, 15Sep 03, 19GIESECKE+DEVRIENT MOBILE SECURITY GMBH
10249220 Hardened white box implementation 2Oct 30, 15Apr 02, 19GIESECKE+DEVRIENT MOBILE SECURITY GMBH
8362875 Secure system for non-covert user authentication and identificationDec 05, 08Jan 29, 13PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
7369659 Item handling systemAug 17, 01May 06, 08NEOPOST LIMITED
6760440 One's complement cryptographic combinerDec 11, 99Jul 06, 04HONEYWELL INTERNATIONAL INC.
6253328 Method and apparatus for securing passwords and personal identification numbersFeb 12, 98Jun 26, 01Not available
6067620 Stand alone security device for computer networksMay 28, 98May 23, 00ROUND ROCK RESEARCH, LLC
6058482 Apparatus, method and system for providing network security for executable code in computer and communications networksMay 22, 98May 02, 00ORACLE AMERICA, INC.
6049878 Efficient, secure multicasting with global knowledgeJan 20, 98Apr 11, 00ORACLE AMERICA, INC.
5629770 Document copying deterrent method using line and word shift techniquesMar 31, 95May 13, 97LUCENT TECHNOLOGIES INC.
5479515 One-dimensional bar code symbology and method of using sameMay 11, 94Dec 26, 95Hand Held Products, Inc.

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2024/0121,075 SIMILARITY CALCULATION SYSTEM, SIMILARITY CALCULATION APPARATUS, SIMILARITY CALCULATION METHOD, AND SIMILARITY CALCULATION PROGRAMFeb 10, 21Apr 11, 24NEC CORPORATION

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Patents Issued To Date - By Filing Year

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