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SOCIETE FRANCAISE D'EQUIPEMENTS POUR LA NAVIGATION AERIENNE (S.F.E.N.A
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78141 VELIZY VILLACOUBLAY, FR
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Patents Grants
last 30 patents
Information
Patent Grant
Accelerometric sensor with plane pendulum structure
Patent number
4,920,800
Issue date
May 1, 1990
Societe Francaise d'Equipements pour la Navigation Aerienne
Andre Boura
G01 - MEASURING TESTING
Information
Patent Grant
Remote control device for a computer associated with a video screen
Patent number
4,862,151
Issue date
Aug 29, 1989
Societe Francaise d'Equipements pour la Navigation Aerienne (S.F.E.N.A.)
Daniel Grauz
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Display device with a dissociable structure, particularly for aircraft
Patent number
4,838,647
Issue date
Jun 13, 1989
Societe Francaise d'Equipements pour la Navigation Aerienne (S.F.E.N.A.)
Pierre Fagard
G02 - OPTICS
Information
Patent Grant
Method and device for guiding an aerodyne on a runway, particularly...
Patent number
4,837,696
Issue date
Jun 6, 1989
Societe Francaise d'Equipements pour la Navigation Aerienne (S.F.E.N.A.)
Jean-Louis Lebrun
G05 - CONTROLLING REGULATING
Information
Patent Grant
Illumination sensor with attenuating diffuser
Patent number
4,795,899
Issue date
Jan 3, 1989
Societe Francaise d'Equipements pour la Navigation Aerienne (S.F.E.N.A.)
Alain Pilot
G01 - MEASURING TESTING
Information
Patent Grant
Method and device for gamma correction in multichrome cathode ray t...
Patent number
4,751,566
Issue date
Jun 14, 1988
Societe Francaise d'Equipements pour la Navigation Aerienne (S.F.E.N.A.)
Alain Pilot
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Device for displaying symbols by means of a liquid crystal matrix
Patent number
4,710,766
Issue date
Dec 1, 1987
Societe Francaise d'Equipements pour la Navigation Aerienne
Marcel Dubois
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Accelerometer sensor with flat pendular structure
Patent number
4,663,972
Issue date
May 12, 1987
Societe Francaise d'Equipements pour la Navigation Aerienne (S.F.E.N.A.)
Marcillat Gerard
G01 - MEASURING TESTING
Information
Patent Grant
Flying method and system using total energy for an aircraft
Patent number
RE31159
Issue date
Feb 22, 1983
Societe Francaise d'Equipement pour la Navigation Aerienne
Jean-Luc Sicre
364 -
Information
Patent Grant
Incremental integrator and the resulting servosensors
Patent number
4,349,769
Issue date
Sep 14, 1982
Societe Francaise d'Equipements pour la Navigation Aerienne
Guy Willoteaux
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Process and apparatus for attenuating linearily errors in a ring ty...
Patent number
4,348,113
Issue date
Sep 7, 1982
Societe Francaise d'Equipements pour la Navigation Aerienne
Georges L. A. Bonfils
G01 - MEASURING TESTING
Information
Patent Grant
Self-monitored process control device
Patent number
4,345,327
Issue date
Aug 17, 1982
Societe Francaise d'Equipements pour la Navigation Aerienne
Pham D. Thuy
G05 - CONTROLLING REGULATING
Information
Patent Grant
Aircraft flight control process and device
Patent number
4,345,310
Issue date
Aug 17, 1982
Societe Francaise d'Equipements pour la Navigation Aerienne
Bernard Gautier
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method and system for controlling the decelerated approach of an ae...
Patent number
4,232,839
Issue date
Nov 11, 1980
Societe Francaise d'Equipements pour la Navigation Aerienne (S.F.E.N.A.)
Jean-Luc Sicre
G05 - CONTROLLING REGULATING
Information
Patent Grant
Systems for the display and indication of information
Patent number
4,198,655
Issue date
Apr 15, 1980
Societe Francaise d'Equipements pour la Navigation Aerienne
Pierre Coulomb
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Systems for the display and indication of information
Patent number
4,198,654
Issue date
Apr 15, 1980
Societe Francaise d'Equipements pour la Navigation Aerienne
Pierre Coulomb
G02 - OPTICS
Information
Patent Grant
Power jack incorporating stress-responsive components
Patent number
4,129,049
Issue date
Dec 12, 1978
Societe Francaise d'Equipements pour la Navigation Aerienne (S.F.E.N.A.)
Jean-Claude V. Perard
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Flying method and system using total power for an aircraft
Patent number
4,071,893
Issue date
Jan 31, 1978
Societe Francaise d'Equipements pour la Navigation Aerienne
Jean-Luc Sicre
G06 - COMPUTING CALCULATING COUNTING