1
Jean H Mollier: Process and system for transmission of signed messages. Compagnie Internationale pour l Informatique Cii Honeywell Bull, Kerkam Stowell Kondracki & Clarke, August 21, 1984: US04467139 (150 worldwide citation)

The transmission of signed messages occurs between a transmitter (1) and a receiver (3) connected by a transmission line system (2). The transmitter (1) and the receiver (3) respectively comprise a coding device 7 and a decoding device 11. Means 4 situated at the transmitter supply a signature SG as ...


2
Robert J L Herve: System and process for identification of persons requesting access to particular facilities. Compagnie Internationale pour l Informatique CII Honeywell Bull, Kerkam Stowell Kondracki & Clarke, September 11, 1984: US04471216 (141 worldwide citation)

The user has a credit card incorporating electronic devices and/or circuits. The facility which is to be protected has an electronic device and/or circuit analogous to that of the credit card. The devices of the credit card and of the facility contain in their respective memories a secret code S, an ...


3
Bernard Badet, Francois Guillaume, Karel Kurzweil: Standardized information card. Compagnie Internationale pour l Informatique Cii Honeywell Bull, Kerkam Stowell Kondracki & Clarke, September 16, 1980: US04222516 (133 worldwide citation)

A standardized access card is formed of a single or a pair of bonded sheets f material including a cavity within which is disposed an integrated circuit assembly for processing electrical signals arranged within the card. The thickness of the assembly is relatively smaller than the thickness of the ...


4
Michel Ugon, Jean Pierre Nonat: Hand-held processor with two-way dialog between microprocessor in case and microprocessor on carrier insertable into casing slot. Compagnie Internationale pour l Informatique Cii Honeywell Bull, Kerkam Stowell Kondracki & Clarke, June 11, 1985: US04523297 (121 worldwide citation)

A portable hand-held machine M1 includes a keyboard M4, a display screen a microprocessor, and a memory. The machine includes a receptacle M2, and a connector M6 to enable connection to at least one removable carrier M3 comprising a memory associated with a microprocessor M8. Circuits are provided f ...


5
Marc Appell, Georges Lepicard, Philippe Hubert de Rivet, John J Bradley, Benjamin S Franklin: Protection of data in an information multiprocessing system by implementing a concept of rings to represent the different levels of privileges among processes. Compagnie Internationale pour l Informatique CII Honeywell Bull, Diller Ramik & Wight, December 4, 1979: US04177510 (117 worldwide citation)

Computer data and procedure protection by preventing processes from intering with each other or sharing each other's address space in an unauthorized manner is accomplished in hardware/firmware by restricting addressability to a segmented memory and by a ring protection mechanism.


6
Michel Ugon: Flat package for integrated circuit devices. Compagnie Internationale pour l Informatique CII Honeywell Bull, Kerkam Stowell Kondracki & Clarke, April 28, 1981: US04264917 (110 worldwide citation)

According to the present invention, a flat package for at least one integed circuit device having output pads comprises a supporting member for the IC device, a plurality of output terminals external to the package, an array of conductors connecting the said output terminals to the said output pads ...


7
Bertrand de Pommery, Michel Ugon: System and method for authorizing access to an article distribution or service acquisition machine. Compagnie Internationale pour l Informatique CII Honeywell Bull, Kerkam Stowell Kondracki & Clarke, May 22, 1984: US04450535 (109 worldwide citation)

A system and method for distribution of articles or services, especially adapted to be secure against use by unauthorized personel, receives first and second data carriers. Each data carrier includes a processor, data storage, and interfacing circuits. A random number generator feeds a random number ...


8
Jean H Mollier, Charles J Saada: Process and apparatus for authenticating the signature of a signed message. Compagnie Internationale pour l Informatique Cii Honeywell Bull, Kerkam Stowell Kondracki & Clarke, April 7, 1987: US04656474 (81 worldwide citation)

A process and a device for authenticating the signature of a signed message includes a nominal signature card (1a) coupled to a transmitting device 1 which sends signed messages. The card (1a) includes at least one memory (5) in which there are secretly prerecorded at least one secret key (S) and on ...


9
Michel Ugon: Single chip microprocessor with on-chip modifiable memory. Compagnie Internationale pour l Informatique CII Honeywell Bull, Kerkam Stowell Kondracki & Clarke, May 3, 1983: US04382279 (81 worldwide citation)

A microprocessor architecture which permits automatic programming of a non-volatile memory included on the same chip as a processing and control unit. The microprocessor includes a permanent memory such as an EPROM which can be electrically written word by word. The microprocessor additionally inclu ...


10
Michel Ugon: Device for the protection of access to a permanent memory of a portable data carrier. Compagnie Internationale pour l Informatique CII Honeywell Bull, Kerkam Stowell Kondracki & Clarke, October 13, 1981: US04295041 (73 worldwide citation)

A portable data or information carrier in the form of a card or the like. In order to maximize the confidentiality of information stored in the carrier, and more specifically to limit the amount of information available to a would-be defrauder monitoring data lines connecting the data carrier to ext ...