Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Duc T. Phan — 3 Patents in 2016

WTWestern Digital Technologies: 3 patents #25 of 326Top 8%
Saratoga, CA: #139 of 660 inventorsTop 25%
California: #7,565 of 57,791 inventorsTop 15%
Overall (2016): #74,727 of 481,213Top 20%
3 Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9355666 Disk drive measuring stroke difference between heads by detecting a difference between ramp contact Yanan Huang, Zhenyu Zhang, Chuanwen Ji 2016-05-31
9349401 Electronic system with media scan mechanism and method of operation thereof Alexander Babinski, Zhenyu Zhang, Eugene Chun-Tsing Wu, Alan M. Fossen, Chuanwen Ji +1 more 2016-05-24
9286927 Data storage device demodulating servo burst by computing slope of intermediate integration points Shan Tang, Zhenyu Zhang, Chuanwen Ji 2016-03-15