Societe Anonyme de Telecommunications

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01C MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY 2103
 
  
 
F42B EXPLOSIVE CHARGES, e.g. FOR BLASTING; FIREWORKS; AMMUNITION 138
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 177
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1361
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1155
 
  
 
H04W WIRELESS COMMUNICATION NETWORKS 1187

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7890102 User plane location based service using message tunneling to support roamingSep 05, 08Feb 15, 11[H04W]
5512741 Target acquisition optoelectronic system with a very wide fieldDec 19, 90Apr 30, 96[G01J, G02B, G01C]
5284095 Compartment for electric circuitsFeb 24, 92Feb 08, 94[F42B, H05K]
5229609 Detection assembly for an infrared monitoring systemFeb 24, 92Jul 20, 93[H01L, G01C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6813854 Bolt system for multibarrel riflesExpiredAug 01, 03Nov 09, 04[F41A]
6081599 Saw television scrambling systemExpiredDec 01, 97Jun 27, 00[H04N]
6074224 High voltage electrical coupling having outer elastic protective sleeveExpiredMay 18, 98Jun 13, 00[H01R]
5793541 Controlled and stabilized platformExpiredMay 16, 90Aug 11, 98[G02B, G01C]
5483556 Data compression-decompression method and apparatus for synchronous terminal meansExpiredAug 25, 93Jan 09, 96[H04B]
5458298 Device for optically guiding an autorotating missileExpiredOct 28, 81Oct 17, 95[F41G]
5456179 Infrared proximity detector device for flying missile and detector assembly for autorotating missile including such deviceExpiredOct 28, 81Oct 10, 95[F42C]
5438593 Adaptive threshold decision device for multistate modulationExpiredApr 28, 94Aug 01, 95[H04L]
5299499 Infrared detection deviceExpiredDec 30, 92Apr 05, 94[F42C]
5151815 Scanning device and application thereof to analysis devicesExpiredDec 26, 90Sep 29, 92[G02B]
5142399 Message transmission systemExpiredNov 30, 90Aug 25, 92[H04B]
5041890 Pre-processing wafer for the output currents of detection diodes subjected to thermal radiationExpiredOct 25, 89Aug 20, 91[H01L]
5035506 Coherent detection with increased sensitivity using four-wave amplificationExpiredNov 09, 89Jul 30, 91[G01B]
5014270 Device for synchronizing a pseudo-binary signal with a regenerated clock signal having phase jumpsExpiredApr 26, 90May 07, 91[H04J]
5008543 System for determining the position of at least one target by triangulationExpiredJan 17, 90Apr 16, 91[G01C]
4999502 Device for generating an infrared imageExpiredSep 28, 89Mar 12, 91[G01J]
4995236 Cryostatic device for a radiation detectorExpiredOct 11, 89Feb 26, 91[F25B]
4995722 System for assisting hovering aircraft to land on the platform of a vesselExpiredSep 13, 89Feb 26, 91[G01C, G01B]
4948220 Module for distributing and connecting optical fibersExpiredJun 16, 89Aug 14, 90[G02B]
4922249 Binary-to-bipolar converterExpiredJan 20, 88May 01, 90[H03M]

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