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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
FL

Feng Ji Li — 2 Patents

PTPolytronics Technology: 2 patents #33 of 58Top 60%
Taoyuan, TW: #2,466 of 5,438 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Feng Ji Li has been granted 2 US patents while listed as an inventor at Polytronics Technology. All of these patents were granted in 2023. Feng Ji Li ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Feng Ji Li in Taoyuan, TW.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11694825 Radial-leaded over-current protection device Yi-Hsuan Lee, Yung-Hsien Chang 2023-07-04
11626220 Surface-mountable over-current protection device Yi-Hsuan Lee, Yung-Hsien Chang 2023-04-11