Hebei
China
3
2025-07-03
The entities that hold a legal rights for patent applications filed by inventor WANG Wei:
Wei WANG from Hebei, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
ROD-SPRING STRUCTURED CLAMPING AND LOOSENING DEVICE FOR DOWNHOLE BELT REPLACEMENT APPARATUS AND OPERATING METHOD THEREOF
#2 | 2022-11-24Rear subframe assembly
#3 | 2014-09-25Derivative of butylphthalide and preparation method and use thereof
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