Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ching-Hohn Len — 1 Patent

STSfi Electronics Technology: 1 patents #13 of 15Top 90%
Taoyuan, TW: #3,408 of 5,438 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Ching-Hohn Len has been granted 1 US patent while listed as an inventor at Sfi Electronics Technology. All of these patents were granted in 2022. Ching-Hohn Len ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ching-Hohn Len in Taoyuan, TW.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11404209 Electrical device package structure and manufacturing method thereof Hong-Zong Xu, Zhi-Xian Xu, Hsing-Tsai Huang, Jie Zhu 2022-08-02