Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Linlin Liu — 31 Patents

PIPower Integrations: 21 patents #28 of 206Top 15%
EMEmcore: 5 patents #30 of 226Top 15%
VSVelox Semiconductor: 4 patents #3 of 14Top 25%
CCChengdu Image Design Technology Co.: 1 patents #11 of 28Top 40%
SCShanghai Ic R&D Center Co.: 1 patents #28 of 75Top 40%
Fryeburg, ME: #17 of 504 inventorsTop 4%
Maine: #63 of 4,281 inventorsTop 2%
Overall (All Time): #115,823 of 4,157,543Top 3%
31 Patents All Time
Linlin Liu has been granted 31 US patents while listed as an inventor at Power Integrations. The first was granted in 2006 and the most recent in October 2023. Linlin Liu ranks #115,823 of 4,157,543 US inventors in our database (top 2.8%). Patent records list Linlin Liu in Fryeburg, ME, US.

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11776815 Asymmetrical plug technique for GaN devices Alexey Kudymov, Jamal Ramdani 2023-10-03 $28,230,000
11721753 Method of fabricating a transistor Alexey Kudymov, Xiaohui Wang, Jamal Ramdani 2023-08-08 $33,263,000
11373873 Asymmetrical plug technique for GaN devices Alexey Kudymov, Jamal Ramdani 2022-06-28 $35,184,000
11075294 Protective insulator for HFET devices Alexey Kudymov, Xiaohui Wang, Jamal Ramdani 2021-07-27 $19,219,000
10665463 Asymmetrical plug technique for GaN devices Alexey Kudymov, Jamal Ramdani 2020-05-26 $26,320,000
10629719 Protective insulator for HFET devices Alexey Kudymov, Xiaohui Wang, Jamal Ramdani 2020-04-21 $21,911,000
10520543 Test structure and method for judging de-embedding accuracy of RF devices by using an introduced device 2019-12-31
10204791 Contact plug for high-voltage devices Alexey Kudymov, Jamal Ramdani 2019-02-12 $6,569,000
10121885 Protective insulator for HFET devices Alexey Kudymov, Xiaohui Wang, Jamal Ramdani 2018-11-06 $10,132,000
9722063 Protective insulator for HFET devices Alexey Kudymov, Xiaohui Wang, Jamal Ramdani 2017-08-01 $4,494,000
9525055 High-electron-mobility transistors Alexey Kudymov, Jamal Ramdani 2016-12-20 $5,478,000
9437688 High-quality GaN high-voltage HFETs on silicon Jamal Ramdani, John Paul Edwards 2016-09-06 $5,050,000
9343541 Method of fabricating GaN high voltage HFET with passivation plus gate dielectric multilayer structure Jamal Ramdani, John Paul Edwards 2016-05-17 $2,782,000
9306014 High-electron-mobility transistors Alexey Kudymov, Jamal Ramdani 2016-04-05 $7,998,000
9147734 High quality GaN high-voltage HFETs on silicon Jamal Ramdani, John Paul Edwards 2015-09-29 $2,446,000
8729565 Layout design for a high power, GaN-based FET having interdigitated gate, source and drain electrodes Milan Pophristic, Boris Peres 2014-05-20 $4,031,000
8703561 High quality GaN high-voltage HFETs on silicon Jamal Ramdani, John Paul Edwards 2014-04-22 $6,440,000
8633094 GaN high voltage HFET with passivation plus gate dielectric multilayer structure Jamal Ramdani, John Paul Edwards 2014-01-21 $4,713,000
8530903 Layout design for a high power, GaN-based FET having interdigitated electrodes Milan Pophristic, Boris Peres 2013-09-10 $3,974,000
8507947 High quality GaN high-voltage HFETS on silicon Jamal Ramdani, John Paul Edwards 2013-08-13 $3,697,000
8319256 Layout design for a high power, GaN-based FET Milan Pophristic, Boris Peres 2012-11-27 $6,582,000
8022495 PIN diode structure with zinc diffusion region Xiang Gao, Alex Ceruzzi, Stephen Schwed 2011-09-20 $1,240,000
7863172 Gallium nitride semiconductor device TingGang Zhu, Bryan Shelton, Marek Pabisz, Mark Gottfried, Milan Pophristic +2 more 2011-01-04 $8,615,000
7538403 PIN diode structure with zinc diffusion region Xiang Gao, Alex Ceruzzi, Stephen Schwed 2009-05-26 $3,989,000
7518240 Deposition pattern for eliminating backside metal peeling during die separation in semiconductor device fabrication Douglas A. Collins, Elaine Taylor 2009-04-14 $2,159,000