Inventor
WANG XIAOQI
CN19 patents
⚠️ This page may combine multiple inventors who share the name “WANG XIAOQI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMAZON TECH INC
8 patentsUS11581835B1Feb 14, 2023
Sensor less magnet temperature estimation in permanent magnet machines
AMAZON TECH INC4 citations72
US11967818B1Apr 23, 2024
Tiered electronic protection systems for aerial vehicles
AMAZON TECH INC2 citations66
US12375013B1Jul 29, 2025
Power limiting control for shared DC bus loads
AMAZON TECH INC0 citations56
US11677343B1Jun 13, 2023
Sensorless motor control at low speeds and speed reversals for aerial vehicles
AMAZON TECH INC1 citations56
US12397908B1Aug 26, 2025
Sensorless propeller damage detection systems and methods
AMAZON TECH INC0 citations48
US12149193B1Nov 19, 2024
Centralized inverter architecture
AMAZON TECH INC0 citations48
US12184215B1Dec 31, 2024
Fault tolerant motor driver
AMAZON TECH INC0 citations47
US12151565B1Nov 26, 2024
Fault tolerant power architecture
AMAZON TECH INC0 citations43
PETROCHINA CO LTD
5 patentsUS11565944B2Jan 31, 2023
Process for preparing titanic acid salt, titanic acid, and titanium oxide having controllable particle size and hierarchical structure
PETROCHINA CO LTD1 citations61
US11858827B2Jan 2, 2024
Preparation method of a nanotube hierarchically structured lithium titanate and use and product thereof
PETROCHINA CO LTD0 citations60
US11554966B2Jan 17, 2023
Nanostructured titanic acid salts and preparation process and use thereof
PETROCHINA CO LTD0 citations59
US11387452B2Jul 12, 2022
Linear porous lithium titanate material, preparation and product thereof
PETROCHINA CO LTD0 citations59
US9739134B2Aug 22, 2017
Characterization method for a reservoir micro pore structure and a system thereof
PETROCHINA CO LTD0 citations50