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BBN CORP

US20 patents

Top patents by PatentIndex Score

US5621859AApr 15, 1997

Single tree method for grammar directed, very large vocabulary speech recognizer

BBN CORP436 citations99
US6418299B1Jul 9, 2002

Self-organizing mobile wireless station network

BBN CORP192 citations98
US6128290AOct 3, 2000

Personal data network

BBN CORP113 citations98
US6594468B1Jul 15, 2003

Self-organizing mobile wireless station network

BBN CORP65 citations96
US6052682AApr 18, 2000

Method of and apparatus for recognizing and labeling instances of name classes in textual environments

BBN CORP86 citations96
US5699357ADec 16, 1997

Personal data network

BBN CORP58 citations96
US5933525AAug 3, 1999

Language-independent and segmentation-free optical character recognition system and method

BBN CORP189 citations94
US6144638ANov 7, 2000

Multi-tenant unit

BBN CORP82 citations93
US6104708AAug 15, 2000

Wireless data communications system

BBN CORP77 citations93
US5734649AMar 31, 1998

Data packet router

BBN CORP78 citations93
US5625748AApr 29, 1997

Topic discriminator using posterior probability or confidence scores

BBN CORP302 citations93
US6185210B1Feb 6, 2001

Virtual circuit management for multi-point delivery in a network system

BBN CORP77 citations92
US5848403ADec 8, 1998

System and method for genetic algorithm scheduling systems

BBN CORP119 citations92
US5682328AOct 28, 1997

Centralized computer event data logging system

BBN CORP195 citations92
US5809843ASep 22, 1998

Active cancellation of noise at gear mesh frequencies for a gear assembly under load

BBN CORP47 citations91
US6604432B1Aug 12, 2003

Soil compaction measurement

BBN CORP130 citations89
US6049758AApr 11, 2000

Reservoir monitoring

BBN CORP25 citations89
US6160892ADec 12, 2000

Active muffler

BBN CORP54 citations88
US5673236ASep 30, 1997

Underwater acoustic projector

BBN CORP7 citations73
US5831401ANov 3, 1998

Impedance controller

BBN CORP11 citations66