Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Xiaokun Chew — 11 Patents

MAMaxtor: 5 patents #72 of 656Top 15%
WTWestern Digital Technologies: 4 patents #793 of 3,180Top 25%
STSeagate Technology: 2 patents #2,628 of 4,722Top 60%
SSStmicroelectronics Sa: 1 patents #3,591 of 1,676Top 215%
San Juan Capistrano, CA: #64 of 406 inventorsTop 20%
California: #56,011 of 386,348 inventorsTop 15%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Xiaokun Chew has been granted 11 US patents while listed as an inventor at Maxtor. The first was granted in 2003 and the most recent in September 2025. Xiaokun Chew ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Xiaokun Chew in San Juan Capistrano, CA, US.

Patents per Year

Patents granted per year, 2003 to 2025Bar chart with a peak of 2 patents in 2008.peak 22003: 1 patents20032004: 1 patents20042006: 1 patents20062007: 1 patents20072008: 2 patents20082010: 2 patents20102024: 1 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12406699 Passive and active gas compensation techniques for data storage devices Dongying Li, Qing Dai, Sukumar Rajauria, Ruihua Li, Yixiang Zhang +2 more 2025-09-02
12354630 Reducing laser diode temperature swings in heat-assisted magnetic recording (HAMR) using a slider-mounted heat sink Sukumar Rajauria 2025-07-08
12046266 Energy-assisted magnetic recording data storage device with assistive energy pre-heating for writing servo patterns Guoxiao Guo, Dan Wang, Yun-Gi Hong 2024-07-23 $34,755,000
7738206 Method and apparatus for providing an early warning of thermal decay in magnetic storage devices G. Herbert Lin, Davidc Guarisco 2010-06-15 $14,257,000
7688540 Disk drive selecting TPI profile by estimating head geometry Lin Mei, Teik Ee Yeo 2010-03-30 $8,346,000
7388726 Dynamically adjustable head disk spacing slider using thermal expansion Robert McKenzie, Thao A. Nguyen, Gang Herbert Lin, Jack Tsai, Bruce Schardt +1 more 2008-06-17 $20,588,000
7369345 Mobile hard disk drive free fall detection and protection Yunfeng Li, Erhard Schreck, Wei Guo, Tim R. Glassburn, Mark Heimbaugh +4 more 2008-05-06
7253980 Technique for recording bias current glitches in magnetoresistive heads Bac Pham 2007-08-07
7092193 Dynamically adjustable head disk spacing slider using thermal expansion Robert McKenzie, Thao A. Nguyen, Gang Herbert Lin, Jack Tsai, Bruce Schardt +1 more 2006-08-15
6717757 Variable write fault protection window Llyod Levy, Don Brunnet 2004-04-06 $13,395,000
6512649 Method for differentially writing to a memory disk Roberto Alini, Quocdzung T. Lam, Mark R. McCornack, David J. Bezinque, Tehri S. Lee +3 more 2003-01-28