Shenzhen
China
8
2023-12-14
The entities that hold a legal rights for patent applications filed by inventor CHEN Ling:
Ling CHEN from Shenzhen, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Magnetic pressure retaining control device
#2 | 2023-11-02Continuous conduit apparatus based on guiding and injecting integrated mechanism
#3 | 2023-08-10Slab joint leakage-proof structure, prefabricated roof panel, and prefabricated roof panel system
#4 | 2022-10-06Simulation device for magnetic closing of flap valve
#5 | 2022-02-10Moon-based in-situ condition-preserved coring multi-stage large-depth drilling system and method therefor
#6 | 2020-06-11DEEP ROCK QUALITY ASSURANCE CORING DEVICE AND CORING METHOD THEREOF
#7 | 2020-06-11Deep rock in-situ active thermal-insulation coring device and thermal-insulation coring method thereof
#8 | 2018-08-16USER CREDIT RATING METHOD AND APPARATUS, AND STORAGE MEDIUM
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