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USPTO Patent Rankings Data through Dec 31, 2025
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Shanshan Du — 6 Patents

UNUnknown: 6 patents #2,010 of 83,584Top 3%
FSFreeescale Semiconductor: 2 patents #1,335 of 3,767Top 40%
CPControlled Power: 1 patents #3 of 6Top 50%
Troy, OH: #66 of 367 inventorsTop 20%
Ohio: #13,600 of 73,341 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Shanshan Du has been granted 6 US patents while listed as an inventor at Unknown. The first was granted in 1996 and the most recent in October 2021. Shanshan Du ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Shanshan Du in Troy, OH, US.

Patents per Year

Patents granted per year, 1996 to 2021Bar chart with a peak of 2 patents in 2019.peak 21996: 1 patents19962014: 1 patents20142015: 1 patents20152019: 2 patents20192021: 1 patents2021

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11152791 Solar energy based mobile electric vehicle fast charger system Yu Qin 2021-10-19
10447070 Solar energy system with built-in battery charger and its method Yu Qin 2019-10-15
10411500 Electric vehicle fast charging station with solar energy system and its method Yu Qin 2019-09-10
9018694 Methods and systems for gate dimension control in multi-gate structures for semiconductor devices Sung-Taeg Kang 2015-04-28 $11,749,000
8778742 Methods and systems for gate dimension control in multi-gate structures for semiconductor devices Sung-Taeg Kang 2014-07-15 $6,030,000
5483463 Uninterruptible power supply (UPS) and method Yu Qin 1996-01-09

Frequent Collaborators

Yu Qin4 shared
Sung-Taeg Kang2 shared

Nearby-Ranked Inventors

Aurélien Joulia6
Michael F. Vollero6
Stefano Fracassi6
Uwe Gruenbeck6
Alexander Matrosov6
Rouzbeh Behnia6
Carole Chapelat6
Mina Sedaghat6
Martinus Johannes Donatus Brakkee6