HC

Heng-Tai Chang

Overall (All Time): #1,074,556 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12239187 Shoe insole and processing method for shoe insole 2025-03-04
12109774 Heel cap manufacturing method and manufacturing equipment Yu-Che Shen, Thi Bich Van Chung 2024-10-08
11950655 Shoe insole and processing method for shoe insole 2024-04-09
6928678 Transparent apertured pillow, filled with foam blocks 2005-08-16