TT

Tzu-Hsiang Tseng

Overall (2017): #55,807 of 506,227Top 15%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D798958 Playing card duplicator 2017-10-03
9707473 Stacking device for mahjong tiles 2017-07-18
9536397 Peep device for poker card game machine 2017-01-03