WC

Wan-Chun Cheng

SC Sinox Company: 2 patents #14 of 33Top 45%
YE Yumark Enterprises: 1 patents #2 of 4Top 50%
Overall (All Time): #1,512,044 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D769528 Non-slip hair band Ming-Hung Chen, Li Chen 2016-10-18
D502860 Lock housing Renny Tse-Haw Ling 2005-03-15
D497535 Belt loop of a lock Renny Tse-Haw Ling 2004-10-26