Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Assignees
Guangdong Guoshijian Technology Development Co., Ltd.
2 patents in portfolio
US12208891
utility
2025
Flapping Rotor Device with Uplink Vertical Rotation and Downlink Horizontal Rotation
0 cites
US11878791
utility
2024
Air Vehicle with Double-layer Rotor Wing Structure
0 cites