Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
DC

Ding-Sian CAI

TC Tong Lung Metal Industry Co.: 5 patents #1 of 11Top 10%
📍 Dingshanjiao, TW: #2 of 41 inventorsTop 5%
Overall (2025): #24,702 of 469,880Top 6%
5
Patents 2025

Issued Patents 2025

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12387862 Electronic lock Chun-Yi Fang, Pai-Hsiang CHUANG, Jui-Chieh Cheng 2025-08-12
12331549 Electronic lock Pai-Hsiang CHUANG, Yu Lin, Chun-Yi Fang, Chen-Ming Lin, Ruei-Jie Jeng 2025-06-17
12324071 Electronic lock Pai-Hsiang CHUANG, Jui-Chieh Cheng, Chen-Ming Lin, Chun-Yi Fang, Matt Zimmer 2025-06-03
12234672 Bi-directional electronic lock device and method for setting up the same when mounted on a door Yu Lin, Pai-Hsiang CHUANG, Ruei-Jie Jeng 2025-02-25
D1063590 Smart lock Mei-Ching Chu, Chun-Yi Fang, Pai-Hsiang CHUANG, Chen-Ming Lin, Yu Lin +1 more 2025-02-25