WN

Wai Tung Ngai

Overall (2011): #134,063 of 364,097Top 40%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7942288 Cooking utensils with metallic non-stick coating and methods for making the same Raymond Qin 2011-05-17