Patents/Inventors

Qingxi Cai

HangzhouCN3 patents

6 Patents

USD10964742025
Escalator Smart Traffic Flow Lighting Device
OTIS ELEVATOR COMPANY
0 cites
USD10969412025
Escalator Smart Traffic Flow Lighting Device
OTIS ELEVATOR COMPANY
0 cites
USD10969422025
Escalator Smart Traffic Flow Lighting Device
OTIS ELEVATOR COMPANY
0 cites
USD10969432025
Escalator Smart Traffic Flow Lighting Device
OTIS ELEVATOR COMPANY
0 cites
USD10394092024
Escalator Smart Traffic Flow Lighting Device
OTIS ELEVATOR COMPANY
0 cites
US118311652023
Hierarchical Control Method for Island Power Grid Energy Storage System for Increasing New Energy Generation Fluctuation
STATE GRID ZHEJIANG ELECTRIC POWER CO., Ltd. TAIZHOU POWER SUPPLY COMPANY
0 cites