VERITY GROUP PLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A41B SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS112
 
  
 
D04B KNITTING125
 
  
 
G10K SOUND-PRODUCING DEVICES 134

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5515444 Active control of aircraft engine inlet noise using compact sound sources and distributed error sensorsOct 07, 94May 07, 96[G10K]
5335517 Anatomical isotonic sock and method of knitting the sameJul 23, 93Aug 09, 94[D04B, A41B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6356641 Vehicular loudspeaker systemExpiredSep 25, 96Mar 12, 02[H04R]
5901231 Piezo speaker for improved passenger cabin audio systemsExpiredSep 25, 95May 04, 99[H04B, H04R]
5838805 Piezoelectric transducersExpiredNov 06, 95Nov 17, 98[H04R]
5828768 Multimedia personal computer with active noise reduction and piezo speakersExpiredMay 11, 94Oct 27, 98[H04R]
5638456 Piezo speaker and installation method for laptop personal computer and other multimedia applicationsExpiredJul 06, 94Jun 10, 97[H04R]
5473214 Low voltage bender piezo-actuatorsExpiredMay 07, 93Dec 05, 95[H01L]
4715559 Apparatus and method for global noise reductionExpiredMay 15, 86Dec 29, 87[A61F]

Top Inventors for This Owner

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