Ampersand, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 295
 
  
 
H04M TELEPHONIC COMMUNICATION 2161

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9679584 Method of matching a digitized stream of audio signals to a known audio recordingApr 02, 15Jun 13, 17[H04M, G10L]
9053711 Method of matching a digitized stream of audio signals to a known audio recordingSep 10, 13Jun 09, 15[H04M, G10L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4738420 Automotive dashboard radio mounting assemblyExpiredJun 04, 86Apr 19, 88[G12B]

Top Inventors for This Owner

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