Chin-Chen Chang

UN Unknown: 4 patents #24 of 3,294Top 1%

Overall (2016): #46,462 of 481,213Top 10%

Patents 2016

Issued Patents 2016

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
9505417	Folding table and chair device	Qing Yin	2016-11-29
9463717	Rotatable vehicle seat frame assembly	Qing Yin	2016-10-11
9295333	Foldable leg rest	Qing Yin	2016-03-29
9232860	Foldable leg rest	Qing Yin	2016-01-12