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USPTO Patent Rankings Data through Sept 30, 2025
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Xueliang Chang — 2 Patents in 2021

DEDelta Electronics: 2 patents #35 of 378Top 10%
Overall (2021): #98,067 of 548,734Top 20%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11160167 Voltage regulator module and voltage regulation device with same Da Jin, Yahong Xiong, Qinghua Su 2021-10-26
10973153 Power module Wenhua Li, Yahong Xiong, Qinghua Su 2021-04-06