TC

Tsung-Chih Chang

Overall (2017): #96,843 of 506,227Top 20%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9803682 Suction cup device Yuan-Po Chang 2017-10-31
9565962 Multi-functional fruit and vegetable shaping tool 2017-02-14