| Patent | Date |
|---|
Process and apparatus for authenticating the signature of a signed message
Grant 4,656,474 - Mollier , et al. April 7, 1 | 1987-04-07 |
Apparatus for synchronizing and allocating processes among several processors of a data processing system
Grant 4,590,555 - Bourrez May 20, 1 | 1986-05-20 |
Apparatus for converting electric signals representing data into a group of raised dots constituting the image of said data
Grant 4,500,293 - Eltgen February 19, 1 | 1985-02-19 |
Apparatus for the control and monitoring of power supply sources for data processing systems
Grant 4,495,568 - Gilbert , et al. January 22, 1 | 1985-01-22 |
Device wherein a central sub-system of a data processing system is divided into several independent sub-units
Grant 4,472,771 - Bienvenu , et al. September 18, 1 | 1984-09-18 |
System and process for identification of persons requesting access to particular facilities
Grant 4,471,216 - Herve September 11, 1 | 1984-09-11 |
Apparatus for and method of addressing data elements in a table having several entries
Grant 4,456,953 - Cohen , et al. June 26, 1 | 1984-06-26 |
Automatic device for compensation of AC polyphase power line voltage variations in AC-DC converters
Grant 4,455,598 - Andre June 19, 1 | 1984-06-19 |
System and method for authorizing access to an article distribution or service acquisition machine
Grant 4,450,535 - de Pommery , et al. May 22, 1 | 1984-05-22 |
Arrangement for holding a part attached to a support frame held against a rotatable member which is mounted within that support frame
Grant 4,449,160 - Binder , et al. May 15, 1 | 1984-05-15 |
Magnetoresistant transducer
Grant 4,447,839 - Desserre , et al. May 8, 1 | 1984-05-08 |
Electrical connection device for high density contacts
Grant 4,445,735 - Bonnefoy May 1, 1 | 1984-05-01 |
Apparatus for and method of recycling recording carriers, such as credit cards, including non-volatile erasable memories for identification data
Grant 4,442,345 - Mollier , et al. April 10, 1 | 1984-04-10 |
Apparatus for recognition of stylized characters
Grant 4,441,204 - Hanna April 3, 1 | 1984-04-03 |
Magnetoresistant transduction device for reading low density coded data
Grant 4,439,671 - Helle March 27, 1 | 1984-03-27 |
Method of testing a logic system and a logic system for putting the method into practice
Grant 4,423,509 - Feissel December 27, 1 | 1983-12-27 |
Method and device for the counting and management of asynchronous events emitted by peripheral devices in a data processing system
Grant 4,393,470 - Miard July 12, 1 | 1983-07-12 |
Magnetic transducer comprising a gap of variable larger dimension for reading and writing data present on a magnetic carrier
Grant 4,386,383 - Desserre , et al. May 31, 1 | 1983-05-31 |
Addressing of operands within a segment utilizing segment descriptors
Grant 4,385,352 - Bienvenu May 24, 1 | 1983-05-24 |
Single chip microprocessor with on-chip modifiable memory
Grant 4,382,279 - Ugon May 3, 1 | 1983-05-03 |
Magnetic transducer for reading and/or recording of data contained on a magnetic carrier
Grant 4,380,784 - Desserre , et al. April 19, 1 | 1983-04-19 |
Substrate for interconnecting electronic integrated circuit components having a repair arrangement enabling modification of connections to a mounted chip device
Grant 4,371,744 - Badet , et al. February 1, 1 | 1983-02-01 |
Method and arrangement for magnetic digital recording with high frequency biasing
Grant 4,367,496 - Lesieur January 4, 1 | 1983-01-04 |
Universal arrangement for the exchange of data between the memories and the processing devices of a computer
Grant 4,330,824 - Girard May 18, 1 | 1982-05-18 |
Device for automatic control of the storage capacity put to work in data processing systems
Grant 4,330,825 - Girard May 18, 1 | 1982-05-18 |
Magnetic transduction device with magnetoresistances
Grant 4,315,291 - Lazzari February 9, 1 | 1982-02-09 |
Device for the protection of access to a permanent memory of a portable data carrier
Grant 4,295,041 - Ugon October 13, 1 | 1981-10-13 |
Magnetic data carrier for perpendicular recording
Grant 4,287,544 - Lazzari September 1, 1 | 1981-09-01 |
Lightly loaded ramp-launched read/write device for a data carrier
Grant 4,280,156 - Villette July 21, 1 | 1981-07-21 |
Arrangement for providing a power supply and transmitting electrical signs between two devices using a small number of contacts
Grant 4,272,758 - Giraud June 9, 1 | 1981-06-09 |
Portable standardized card adapted to provide access to a system for processing electrical signals and a method of manufacturing such a card
Grant 4,216,577 - Badet , et al. August 12, 1 | 1980-08-12 |
Arrangements for transmitting electrical signals between two devices which are connected by contacts
Grant 4,217,572 - Giraud August 12, 1 | 1980-08-12 |
Data-processing system which protects the secrecy of confidential data
Grant 4,215,421 - Giraud July 29, 1 | 1980-07-29 |
Phase comparator arrangement for controlling an electrical member
Grant 4,178,560 - Maury December 11, 1 | 1979-12-11 |
Method and apparatus for processing documents
Grant 4,175,694 - Donabin November 27, 1 | 1979-11-27 |
Chopping control system for a converter in a DC electrical power supply
Grant 4,172,277 - Pinson October 23, 1 | 1979-10-23 |
Arrangement for checking a contact inserted between a transmitter circuit and a receiver circuit to allow electrical signals to be transmitted
Grant 4,163,210 - Giraud July 31, 1 | 1979-07-31 |
Associative memory
Grant 4,163,288 - Vinot July 31, 1 | 1979-07-31 |
Method of writing addresses on a magnetic recording medium
Grant 4,151,571 - Cardot , et al. April 24, 1 | 1979-04-24 |
Control apparatus for controlling data flow between a control processing unit and peripheral devices
Grant 4,103,328 - Dalmasso July 25, 1 | 1978-07-25 |
Holder for magnetic discs
Grant 4,078,246 - Berthoux , et al. March 7, 1 | 1978-03-07 |
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