Chengdu
China
3
2024-01-04
The entities that hold a legal rights for patent applications filed by inventor LI Wang:
Wang LI from Chengdu, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Pure electric modular subsea test tree
#2 | 2020-02-06Device and method for solid-state fluidized mining of natural gas hydrates in shallow seabed
#3 | 2019-12-12Downhole automatic connection device and method for oil pipe internal communication cable used for intelligent layered water injection
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