Concord, Massachusetts
United States
9
2025-02-27
The entities that hold a legal rights for patent applications filed by inventor Li Changchun:
Changchun Li from Concord, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Visual Robot Pose Estimation
#2 | 2023-05-18Robot charging dock with illuminated charge connector
#3 | 2023-02-02Calibration of a Lidar Sensor
#4 | 2019-12-26Method and system for queue length analysis
#5 | 2018-11-15Method and system to characterize video background changes as abandoned or removed objects
#6 | 2018-08-02Method and system for queue length analysis
#7 | 2016-06-23Method and system for queue length analysis
#8 | 2016-03-31Method and system to characterize video background changes as abandoned or removed objects
#9 | 2014-09-04Method and system to characterize video background changes as abandoned or removed objects
894597 ⎘