CC

Cheng-Yi Chang

PF Princo Middle East Fze: 2 patents #2 of 4Top 50%
Overall (2016): #154,351 of 481,213Top 35%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9379089 Electrical system and core module thereof Chih-kuang Yang, Yeong-yan Guu, Gan-how Shaue 2016-06-28
9256209 Wristwatch structure, electronic core for wristwatch, and method for manufacturing wristwatch Chih-kuang Yang, Yeong-yan Guu, Gan-how Shaue 2016-02-09