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

Chih-Min Lien — 7 Patents

WTWfe Technology: 4 patents #1 of 2Top 50%
Taichung, TW: #1,150 of 7,415 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Chih-Min Lien has been granted 7 US patents while listed as an inventor at Wfe Technology. The first was granted in 2003 and the most recent in October 2025. Chih-Min Lien ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Chih-Min Lien in Taichung, TW.

Patents per Year

Patents granted per year, 2003 to 2025Bar chart with a peak of 2 patents in 2021.peak 22003: 1 patents20032021: 2 patents20212022: 1 patents20222023: 1 patents20232025: 2 patents2025

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12452399 Display device with movable grid structure Kai Chen, Chun-Chuan Chang, Kuo-Shu Huang 2025-10-21
12305426 Electronic cabinet lock 2025-05-20
11761243 Clutch mechanism and electronic lock having the same 2023-09-19
11286692 Door lock 2022-03-29
10907381 Electronic door lock with a monitoring unit 2021-02-02
10890019 Reversible electric door lock 2021-01-12
6584817 Electronic anti-theft lock 2003-07-01