Paul Barrett — 18 Patents at Psytechnics Limited

Paul Barrett has been granted 18 US patents while listed as an inventor at Psytechnics Limited. The first was granted in 1998 and the most recent in July 2025. Paul Barrett ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Paul Barrett in Westford, MA, US.

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12363020	Generating synthetic transactions with packets	Bruce Kosbab, Anil K. Singhal, Robert Vogt	2025-07-15
12074854	Decrypting synthetic transactions with beacon packets	Bruce Kosbab, Bob Vogt, Anil K. Singhal, Ashwani Singhal, Narendra Byrapuram	2024-08-27	$13,480,000
11601406	Decrypting synthetic transactions with beacon packets	Bruce Kosbab, Bob Vogt, Anil K. Singhal, Ashwani Singhal, Narendra Byrapuram	2023-03-07	$7,485,000
10397079	Video delivery performance analysis for EMBMS	Niranjan Keshavamurthy	2019-08-27	$10,654,000
9210419	System and method for diagnostic modeling of audio and video quality of service	Simon Broom, Marc Isambart, Ludovic Malfait	2015-12-08	$16,878,000
8548804	Generating sample error coefficients	Ludovic Maifait	2013-10-01
8072892	Generating test sets	Richard Reynolds, Simon Broom	2011-12-06
8009825	Signal processing	Ludo Malfait, Andrew Whitefield	2011-08-30
7657388	Quality assessment tool	Richard Reynolds, Simon Broom	2010-02-02
7526394	Quality assessment tool	Richard Reynolds, Simon Broom	2009-04-28
7412375	Speech quality assessment with noise masking	Tom Goldstein, Antony Rix	2008-08-12
7124349	Method and apparatus for transmission error characterization	Richard Reynolds, Antony Rix	2006-10-17
7088778	Method and apparatus for measurement of channel transmission accuracy	Antony Rix, Phil Gray	2006-08-08
6928592	Communication channel accuracy measurement	—	2005-08-09
6714896	Method and apparatus for signal degradation measurement	—	2004-03-30	$1,640,000
6427134	Voice activity detector for calculating spectral irregularity measure on the basis of spectral difference measurements	Neil Garner	2002-07-30	$5,208,000
6061647	Voice activity detector	—	2000-05-09	$7,607,000
5749067	Voice activity detector	—	1998-05-05	$2,140,000

Paul Barrett — 18 Patents

Issued Patents All Time

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