SG

Sheen-Youl Gao

TC Tong Lung Metal Industry Co.: 2 patents #2 of 9Top 25%
📍 Douliu, TW: #2 of 17 inventorsTop 15%
Overall (1997): #24,484 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5666833 Reinforcing apparatus for a lever handle of a door lock Rong-Faa Wu, Ming-Shyang Chiao, Cheng-Wen Lai, San-Yi Lin, Ching-Chuan Kuo +1 more 1997-09-16
5624141 Lock assembly for retracting a door latch Ching-Chuan Kuo, Ming-Shyang Chiou, Tong-Pei Wu 1997-04-29