Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Tzchiang Yu — 1 Patent in 2021

EPEpistar: 1 patents #60 of 172Top 35%
Overall (2021): #223,777 of 548,734Top 45%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10886438 Manufacturing method of light-emitting device Jan-Way CHIEN, Hsiao Yu Lin, Chyi Yang Sheu 2021-01-05