Sang Bin Chang

MC Motex Products Co.: 2 patents #2 of 10Top 20%

📍 Seoul, KR: #14,539 of 39,741 inventorsTop 40%

Overall (All Time): #1,417,696 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
11389017	Height adjustment pillow having handle mounted to lower part thereof	—	2022-07-19
9538869	Height-adjustable pillow	—	2017-01-10
4452667	Labelling machine	—	1984-06-05