Patents/Inventors

Tong-chang Wang

New TaipeiTW2 patents

3 Patents

US122026422025
Anti-opening Container
SOUTH PLASTIC INDUSTRY CO., Ltd.
0 cites
US116612482023
Backward-folded Opening-resistant Container Structure
SOUTH PLASTIC INDUSTRY CO., Ltd.
0 cites
US116550812023
Tamper-resistant Air-permeable Container
SOUTH PLASTIC INDUSTRY CO., Ltd.
0 cites