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

LeeLing Tan — 7 Patents

STSeagate Technology: 7 patents #901 of 4,722Top 20%
Singapore, SG: #1,234 of 13,971 inventorsTop 9%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
LeeLing Tan has been granted 7 US patents while listed as an inventor at Seagate Technology. The first was granted in 2002 and the most recent in March 2008. LeeLing Tan ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list LeeLing Tan in Singapore, SG.

Patents per Year

Patents granted per year, 2002 to 2008Bar chart with a peak of 2 patents in 2004.peak 22002: 1 patents20022003: 1 patents20032004: 2 patents20042005: 1 patents20052008: 2 patents2008

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7349174 Soft sensor for operating shock in a disc drive Qiang Bi, Xiong Liu, Wen-Jun Cao, ChoonKiat Lim 2008-03-25 $11,174,000
7330328 Random number generation using back electromotive force (BEMF) values WenXiang Xie, Xiong Liu, WeiLoon Ng 2008-02-12 $14,157,000
6937427 Method and apparatus for measuring the back EMF of a disc drive VCM Xiong Liu, ChoonKit Lim, MuiChong Chai 2005-08-30 $7,041,000
6690534 Method and apparatus for handling multiple resonance frequencies in disc drives using active damping MingZhong Ding, YangQuan Chen, Wing Kong Chiang, KianKeong Ooi, BengWee Quak 2004-02-10 $11,048,000
6687065 Resonance screen with varying frequency and controllable gain booster MingZhong Ding, WeeMeng Yio, KianKeong Ooi, KokHoe Chia 2004-02-03 $8,329,000
6574067 Optimally designed parsimonious repetitive learning compensator for hard disc drives having high track density YangQuan Chen, MingZhong Ding, Lincheng Xiu, KianKeong Ooi 2003-06-03 $5,755,000
6437936 Repeatable runout compensation using a learning algorithm with scheduled parameters YangQuan Chen, KianKeong Ooi, Qiang Bi, KokHiang Cheong 2002-08-20