Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Anthony James Magrath — 19 Patents

WMWolfson Microelectronics: 13 patents #3 of 51Top 6%
CLCirrus Logic: 6 patents #239 of 1,131Top 25%
Edinburgh, GB: #36 of 1,358 inventorsTop 3%
Overall (All Time): #229,345 of 4,157,543Top 6%
19 Patents All Time
Anthony James Magrath has been granted 19 US patents while listed as an inventor at Wolfson Microelectronics. The first was granted in 2006 and the most recent in October 2024. Anthony James Magrath ranks #229,345 of 4,157,543 US inventors in our database (top 5.5%). Patent records list Anthony James Magrath in Edinburgh, GB.

Patents per Year

Patents granted per year, 2006 to 2024Bar chart with a peak of 3 patents in 2014.peak 32006: 1 patents20062007: 2 patents2008: 2 patents20082009: 2 patents2011: 1 patents20112012: 2 patents2014: 3 patents20142016: 1 patents2017: 2 patents20172018: 1 patents2019: 1 patents20192024: 1 patents2024

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12131251 Neurons for artificial neural networks John Paul Lesso 2024-10-29 $8,864,000
10431198 Noise cancellation system with lower rate emulation Richard Clemow 2019-10-01 $5,549,000
10147413 Noise cancellation system with lower rate emulation Richard Clemow 2018-12-04 $4,766,000
9740428 Circular buffer descriptor for describing and/or accessing a circular buffer Bryant Sorensen, Jeffrey Alderson 2017-08-22 $7,167,000
9654871 Noise cancellation system with lower rate emulation Richard Clemow 2017-05-16 $19,111,000
9525945 Loudspeaker protection systems and methods Roberto Napoli 2016-12-20 $19,271,000
8908876 Noise cancellation system with lower rate emulation Richard Clemow 2014-12-09
8682250 Noise cancellation system Clive Robert Graham 2014-03-25
8645444 IIR filter for reducing the complexity of multiplying elements Richard Clemow 2014-02-04
8315410 Dynamic range controller 2012-11-20
8139792 Amplifier circuits, methods of starting and stopping amplifier circuits 2012-03-20
7948405 Sample rate converter 2011-05-24
7567195 Digital-to-analog converter using selected single bit converter elements 2009-07-28
7508331 Digital-to-analog converter with dynamic element matching to minimize mismatch error 2009-03-24
7466831 Audio processing 2008-12-16
7348840 Feedback controller for PWM amplifier John Westlake 2008-03-25
7257164 Class D amplifier 2007-08-14
7205917 Pulse width modulator quantisation circuit 2007-04-17
7061415 Word length reduction circuit 2006-06-13