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USPTO Patent Rankings Data through Dec 31, 2025
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Andrew Notman — 9 Patents

WMWolfson Microelectronics: 5 patents #9 of 51Top 20%
AMAllegro Microsystems: 1 patents #259 of 406Top 65%
BUBurr-Brown: 1 patents #54 of 115Top 50%
CSCirrus Logic International Semiconductor: 1 patents #21 of 53Top 40%
DLDialog Semiconductor (Uk) Limited: 1 patents #171 of 310Top 60%
Edinburgh, GB: #100 of 1,358 inventorsTop 8%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Andrew Notman has been granted 9 US patents while listed as an inventor at Wolfson Microelectronics. The first was granted in 1998 and the most recent in June 2020. Andrew Notman ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Andrew Notman in Edinburgh, GB.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10686372 Switching power supply with low power consumption Guillaume de Cremoux, Vladislav Vasilev 2020-06-16
9300212 DC-DC converters operable in a discontinuous switching mode Mark McCloy-Stevens, Douglas James Wallace MacFarlane, Holger Haiplik 2016-03-29
8729880 Switched power regulator with error signal estimation and presetting Mark McCloy-Stevens 2014-05-20
8638155 Level-shifter circuit Mark McCloy-Stevens 2014-01-28
8541993 DC-DC converters operable in a discontinuous switching mode Mark McCloy-Stevens, Douglas James Wallace MacFarlane, Holger Haiplik 2013-09-24
8513933 DC-DC converter with low side switch control Mark McCloy-Stevens 2013-08-20
8427121 Multi-output DC-DC converter 2013-04-23
6984967 Multi-mode switching regulator 2006-01-10
5781077 Reducing transformer interwinding capacitance Jim Rodger Leitch 1998-07-14 $13,168,000