Assignee
GUANGDONG GUOSHIJIAN TECH DEVELOPMENT CO LTD
CN·3 granted patents·1 pending application·0 citations·filing 2020–2021
Top patents by PatentIndex Score
4 records- 0153US12521480B2Negative-pressure sputum suction device capable of intermittently sucking sputum for the pneumology departmentGUANGDONG GUOSHIJIAN TECH DEVELOPMENT CO LTD·Filed 2021·Granted Jan 13, 2026·0 cites·8 claims
- 0247US2024374880A1Convenient-to-assemble esophagus medicine applying device for the gastroenterology departmentGUANGDONG GUOSHIJIAN TECH DEVELOPMENT CO LTD·Filed 2021·Application pending·0 cites
- 0343US12208891B2Flapping rotor device with uplink vertical rotation and downlink horizontal rotationGUANGDONG GUOSHIJIAN TECH DEVELOPMENT CO LTD·Filed 2021·Granted Jan 28, 2025·0 cites·10 claims
- 0440US11878791B2Air vehicle with double-layer rotor wing structureGUANGDONG GUOSHIJIAN TECH DEVELOPMENT CO LTD·Filed 2020·Granted Jan 23, 2024·0 cites·10 claims
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