PC

Philip Y. Chang

🗺 Texas: #3,688 of 11,512 inventorsTop 35%
Overall (2011): #193,967 of 364,097Top 55%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7988153 Westernized mahjong game composed of specialized playing cards or tiles 2011-08-02