Assignee
GUANGZHOU METRO DESIGN & RES INST CO LTD
CN·5 granted patents·1 pending application·0 citations·filing 2020–2025
Top patents by PatentIndex Score
6 records- 0152US2026085565A1An electrically driven control system for a rotatable upright blast doorGUANGZHOU METRO DESIGN & RES INST CO LTD·Filed 2025·Application pending·0 cites
- 0251US11821456B2Connection assembly for prefabricated componentsGUANGZHOU METRO DESIGN & RES INST CO LTD·Filed 2022·Granted Nov 21, 2023·0 cites·9 claims
- 0348US12209404B2Mechanical lock for building component connectionGUANGZHOU METRO DESIGN & RES INST CO LTD·Filed 2022·Granted Jan 28, 2025·0 cites·9 claims
- 0444US11926982B2Assembled subway station and construction method thereofGUANGZHOU METRO DESIGN & RES INST CO LTD·Filed 2022·Granted Mar 12, 2024·0 cites·5 claims
- 0541US11875285B2Method for scheduling resource-constrained project by invasive weed optimizationGUANGZHOU METRO DESIGN & RES INST CO LTD·Filed 2020·Granted Jan 16, 2024·0 cites·1 claims
- 0640US12258989B2Connection lock for prefabricated componentsGUANGZHOU METRO DESIGN & RES INST CO LTD·Filed 2022·Granted Mar 25, 2025·0 cites·9 claims
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