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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
LL

Li-Lien Lee — 18 Patents

STSeagate Technology: 14 patents #409 of 4,722Top 9%
CUCarnegie Mellon University: 4 patents #151 of 1,507Top 15%
Saratoga, CA: #533 of 2,933 inventorsTop 20%
California: #33,102 of 386,348 inventorsTop 9%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Li-Lien Lee has been granted 18 US patents while listed as an inventor at Seagate Technology. The first was granted in 1997 and the most recent in October 2019. Li-Lien Lee ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Li-Lien Lee in Saratoga, CA, US.

Patents per Year

Patents granted per year, 1997 to 2019Bar chart with a peak of 4 patents in 2007.peak 41997: 1 patents19971998: 1 patents1999: 1 patents19992003: 2 patents2004: 3 patents20042005: 1 patents2007: 4 patents20072008: 2 patents2011: 1 patents20112013: 1 patents2019: 1 patents2019

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10460755 Perpendicular recording medium with oxide gradient layer Pengcheng Li, Bin Lu, Thomas P. Nolan, Jai-Young Kim 2019-10-29 $7,861,000
8465854 Perpendicular magnetic recording media with thin soft magnetic underlayers and recording systems comprising same Li Tang, Weilu Xu, Youfeng Zheng, Shanghsien Rou, Connie Chunling Liu +1 more 2013-06-18 $15,975,000
7919201 Method of making a multilayered magnetic structure Michael Z. Wu, Shanghsien S. Rou 2011-04-05 $12,293,000
7465501 High density magnetic recording media Michael Z. Wu, Shanghsien S. Rou 2008-12-16 $5,672,000
7407719 Longitudinal magnetic media having a granular magnetic layer Erol Girt, Samuel D. Harkness, IV 2008-08-05 $16,322,000
7298588 Magnetic recording media using directly textured glass Shanghsien Rou, Romulo Ata 2007-11-20 $13,962,000
7282277 Magnetic recording media with Cu-containing magnetic layers Mariana Rodica Munteanu, Erol Girt, Samuel D. Harkness, IV, Zhong (Stella) Wu 2007-10-16 $24,117,000
7247396 Highly oriented perpendicular magnetic recording media Thomas P. Nolan, Erol Girt, Chunghee Chang, Qixu Chen 2007-07-24 $32,518,000
7235314 Inter layers for perpendicular recording media Qixu Chen, Chung-Hee Chang, Samuel D. Harkness, IV 2007-06-26 $13,134,000
6849326 Niobium alloy seedlayer for magnetic recording media Samuel D. Harkness, IV, Rajiv Yadav Ranjan 2005-02-01 $5,247,000
6824896 System and method for recording media on textured glass Samuel D. Harkness, IV, Kien Vinh Hua, Eric Freeman 2004-11-30 $14,453,000
6756136 Chromium-alloy seedlayers for recording media Samuel D. Harkness, IV, Roger Alan Ristau, Rajiv Yadav Ranjan 2004-06-29 $5,468,000
6740397 Subseedlayers for magnetic recording media 2004-05-25 $9,038,000
6649277 Structure for and method of making magnetic recording media David Lambeth, David E. Laughlin, Byung-ki Cheong 2003-11-18
6596419 Medium with a seed layer and a B2-structured underlayer Qixu Chen, Rajiv Ranjan 2003-07-22 $15,995,000
5993956 Manganese containing layer for magnetic recording media David Lambeth, David E. Laughlin 1999-11-30
5800931 Magnetic recording medium with a MgO sputter deposited seed layer David Lambeth, David E. Laughlin, Byung-ki Cheong 1998-09-01
5693426 Magnetic recording medium with B2 structured underlayer and a cobalt-based magnetic layer David Lambeth, David E. Laughlin 1997-12-02