Beijing
China
7
2024-09-10
The entities that hold a legal rights for patent applications filed by inventor LI Ningning:
Ningning LI from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Undercutting-covered excavation semi-reverse construction method of cross-transfer subway station
#2 | 2024-03-07Method for constructing large-span station with two-wing open type half-cover excavation and half-reverse construction
#3 | 2018-06-21ONBOARD CHARGING DEVICE FOR UNMANNED AERIAL VEHICLE AND VEHICLE INCLUDING THE SAME
#4 | 2018-03-29MICRO PROJECTOR
#5 | 2017-10-05Plug-in air quality detector, control method and control device
#6 | 2017-09-21Soft core bottle
#7 | 2016-01-21Wearable device and method for manufacturing the same
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