Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Andreas Roelofs — 21 Patents

STSeagate Technology: 16 patents #357 of 4,722Top 8%
UAUchicago Argonne: 4 patents #129 of 1,009Top 15%
STSeagate Technologies: 1 patents #14 of 110Top 15%
Wheaton, IL: #39 of 884 inventorsTop 5%
Illinois: #3,568 of 84,256 inventorsTop 5%
Overall (All Time): #201,324 of 4,157,543Top 5%
21 Patents All Time
Andreas Roelofs has been granted 21 US patents while listed as an inventor at Seagate Technology. The first was granted in 2008 and the most recent in February 2018. Andreas Roelofs ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list Andreas Roelofs in Wheaton, IL, US.

Patents per Year

Patents granted per year, 2008 to 2018Bar chart with a peak of 5 patents in 2011.peak 52008: 1 patents20082010: 4 patents20102011: 5 patents20112012: 3 patents20122013: 2 patents20132014: 3 patents20142017: 2 patents20172018: 1 patents2018

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9885861 Charge gradient microscopy Seungbum Hong 2018-02-06
9809903 Methods for top-down fabrication of wafer scale TMDC monolayers Saptarshi Das, Mrinal K. Bera, Mark Antonio 2017-11-07
9548394 All 2D, high mobility, flexible, transparent thin film transistor Saptarshi Das, Anirudha V. Sumant 2017-01-17
8836944 Spatially resolved imaging of opto-electrical property variations Maxim P. Nikiforov, Seth B. Darling, Ozgun Suzer, Jeffrey R. Guest 2014-09-16
8830734 Using a nearby cell to provide field assisted switching in a magnetic memory array Haiwen Xi 2014-09-09 $10,672,000
8686388 Non-volatile resistive sense memory with improved switching Markus Jan Peter Siegert, Venugopalan Vaithyanathan, Wei Tian, Yongchul Ahn, Muralikrishnan Balakrishnan +1 more 2014-04-01 $11,329,000
8526252 Quiescent testing of non-volatile memory array Hai Li, Yiran Chen, Alan Xuguang Wang, Haiwen Xi, Wenzhong Zhu 2013-09-03 $11,168,000
8400825 Magnetic field assisted stram cells Xiaobin Wang, Haiwen Xi, Hongyue Liu, Insik Jin, Eileen Yan +1 more 2013-03-19 $9,404,000
8227783 Non-volatile resistive sense memory with praseodymium calcium manganese oxide Markus Jan Peter Siegert, Venugopalan Vaithyanathan, Wei Tian, Yongchul Ahn, Muralikrishnan Balakrishnan +1 more 2012-07-24 $15,786,000
8223532 Magnetic field assisted STRAM cells Xiaobin Wang, Haiwen Xi, Hongyue Liu, Insik Jin, Eileen Yan +1 more 2012-07-17 $26,615,000
8102691 Magnetic tracks with domain wall storage anchors Haiwen Xi, Xiaobin Wang, Dimitar V. Dimitrov, Paul E. Anderson, Harry Hongyue Liu +2 more 2012-01-24 $24,281,000
8000215 Voltage pattern for ferroelectric recording head Tong Zhao, Martin Gerard Forrester 2011-08-16 $5,231,000
7903533 Probe head with narrow read element Mark David Bedillion, Earl Chrzaszcz Johns, Yongjun Zhao, Edward Stephen Skalko 2011-03-08 $10,142,000
7876595 Magnetic shift register as counter and data storage device Haiwen Xi, Dimitar V. Dimitrov, Xiaobin Wang, Paul E. Anderson, Hongyue Liu 2011-01-25 $5,838,000
7876661 Non-destructive readback for ferroelectric material Tong Zhao, Martin Gerard Forrester, Florin Zavaliche, Dierk Guenter Bolten 2011-01-25 $5,838,000
7869335 Multiple ferroelectric films Markus Jan Peter Siegert, Martin Gerard Forrester 2011-01-11 $10,962,000
7838066 Ferroelectric media with robust servo marks and storage areas with low leakage current Tong Zhao, Cedric Bedoya 2010-11-23 $8,802,000
7813254 Piezoelectric reading of ferroelectric data storage media Markus Jan Peter Siegert, Martin Gerard Forrester 2010-10-12 $6,761,000
7796494 Asymmetric write for ferroelectric storage Tong Zhao, Martin Gerard Forrester 2010-09-14 $5,311,000
7782741 Probe-scanned ferroelectric media with imprinted regions Martin Gerard Forrester 2010-08-24 $5,007,000
7447140 Ferroelectric probe storage apparatus Mark Ian Lutwyche, Earl Chrzaszcz Johns, Martin Gerard Forrester, Mark David Bedillion, Joachim Walter Ahner +4 more 2008-11-04 $18,797,000