Inventor

CAO LIFENG

CN4 patents

⚠️ This page may combine multiple inventors who share the name “CAO LIFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD

2 patents

US10990500B2Apr 27, 2021

Systems and methods for user analysis

BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD0 citations45

US10877968B2Dec 29, 2020

Systems and methods for data processing

BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD0 citations34

XUZHOU HEAVY MACHINERY CO LTD

1 patent

US11015663B2May 25, 2021

Lifting device

XUZHOU HEAVY MACHINERY CO LTD2 citations68

AMLOGIC SHANGHAI CO LTD

1 patent

US11089184B2Aug 10, 2021

Synchronous modulation method based on embedded player

AMLOGIC SHANGHAI CO LTD1 citations60