Xi’an
China
3
2025-10-02
The entities that hold a legal rights for patent applications filed by inventor Li Dan:
Dan Li from Xi’an, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
BASALT FIBER REINFORCED CONCRETE USING EXCAVATED MATERIAL AS AGGREGATE AND METHOD FOR MANUFACTURING SAME
#2 | 2024-05-02DIRECT CURRENT OFFSET CURRENT CANCELLATION CIRCUIT AND METHOD, RELATED DEVICE, AND SYSTEM
#3 | 2024-05-02TRANS-IMPEDANCE AMPLIFIER AND TRANS-IMPEDANCE AMPLIFIER CONTROL METHOD
6647965 ⎘