TJ

Tse-Kuang Jou

PP Primesource Building Products: 2 patents #2 of 7Top 30%
Overall (2025): #79,101 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12369959 Screw with an improved screw head E Erik Timothy, Chih-Hsien Shen 2025-07-29
D1079456 Screw head E. Erik Timothy, Chih-Hsien Shen 2025-06-17