YC

Yu-Chih Chang

IT Ichia Technologies: 2 patents #3 of 7Top 45%
Overall (2011): #55,731 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8056216 Method of manufacturing non-backlighted illuminating keypad Chang Liu 2011-11-15
7893375 Non-backlighted illuminating keypad Chang Liu 2011-02-22