GTE SERVICES CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 3444
 
  
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 394
 
  
 
F16F SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION257
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 254
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 2105
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 2283
 
  
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 1139
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 183
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 1197
 
  
 
H03B GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS 162

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8972740 Systems and methods for securing extranet transactionsOct 08, 12Mar 03, 15[H04L, G06F]
6799177 Systems and methods for securing extranet transactionsOct 25, 99Sep 28, 04[G06F]
6604432 Soil compaction measurementMay 02, 00Aug 12, 03[G01L]
6487412 Method and system for routing calls to wireless directory numbers in a networkJul 01, 99Nov 26, 02[H04Q]
6128290 Personal data networkOct 14, 97Oct 03, 00[H04B]
6052682 Method of and apparatus for recognizing and labeling instances of name classes in textual environmentsMay 02, 97Apr 18, 00[G06F]
5933525 Language-independent and segmentation-free optical character recognition system and methodApr 10, 96Aug 03, 99[G06K]
5831401 Impedance controllerMar 25, 97Nov 03, 98[H02K, G05D]
5809843 Active cancellation of noise at gear mesh frequencies for a gear assembly under loadJan 07, 97Sep 22, 98[F16F]
5796849 Active noise and vibration control system accounting for time varying plant, using residual signal to create probe signalNov 08, 94Aug 18, 98[A61F, H03B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8302153 Systems and methods for securing extranet transactionsExpiredOct 25, 99Oct 30, 12[G06F]
6512821 Method and apparatus for efficiently utilizing a communications infrastructureExpiredMar 07, 00Jan 28, 03[H04M]
6049758 Reservoir monitoringExpiredJun 16, 97Apr 11, 00[G06F]
5628407 Method and apparatus for separation of magnetically responsive spheresExpiredDec 05, 94May 13, 97[B03C, B01D]
5266854 Electromagnetic transducerExpiredAug 30, 90Nov 30, 93[H02K]
5206839 Underwater sound sourceExpiredNov 20, 91Apr 27, 93[H04R]
4961152 Adaptive computing systemExpiredJun 10, 88Oct 02, 90[G05B, G06F]

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