Chih-Jung Chang

CB Chang Gung Biotechnology: 9 patents #1 of 19Top 6%

LL Link Treasure Limited: 3 patents #22 of 62Top 40%

ML Multistars Biotechnology Company Limited: 3 patents #2 of 4Top 50%

Foxconn: 3 patents #1,668 of 5,504Top 35%

TP Taiwan Power: 2 patents #1 of 15Top 7%

MC Miics & Partners (Shenzhen) Co.: 2 patents #4 of 34Top 15%

CL Cal-Comp Electronics & Communications Company Limited: 1 patents #97 of 200Top 50%

GC Genius Electronic Optical Co.: 1 patents #65 of 114Top 60%

SC Scienbizip Consulting(Shenzhen)Co.: 1 patents #44 of 236Top 20%

KE Kinpo Electronics: 1 patents #149 of 302Top 50%

📍 New Taipei, TW: #370 of 10,472 inventorsTop 4%

Overall (All Time): #137,483 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #	Title	Co-Inventors	Date
6367879	Footrest of stroller	Er-Jui Chen, Chuan-Tao Tai	2002-04-09
D436908	Wheel	Po-Hsiung Yeh, Er-Jui Chen	2001-01-30
6152340	Fast demountable structure for carrier basket of stroller	Er-Jui Chen	2000-11-28