Buchs SG
Switzerland
3
2021-12-02
The entities that hold a legal rights for patent applications filed by inventor YAN Wentao:
Wentao YAN from Buchs SG, CH has applied for patents for these inventions. The list has both pending applications and granted patents:
Expansion anchor with different expansion angles
#2 | 2021-03-04Expansion anchor with protected optical code
#3 | 2021-01-07Expansion anchor with additional expansion element
4968864 ⎘