Lifeng Chao

OE Otis Elevator: 1 patents #966 of 1,840Top 55%

📍 Cheshire, CT: #346 of 532 inventorsTop 70%

🗺 Connecticut: #21,355 of 34,797 inventorsTop 65%

Overall (All Time): #2,746,418 of 4,157,543Top 70%

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11104545	Elevator safety actuator systems	—	2021-08-31