Inventor

SONG DAN

CN11 patents

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

LENOVO BEIJING CO LTD

1 patent

US11349976B2May 31, 2022

Information processing method, file transmission method, electronic apparatus, and computing apparatus

LENOVO BEIJING CO LTD7 citations83

UNIV TIANJIN

1 patent

US11301725B2Apr 12, 2022

Visual relationship detection method and system based on region-aware learning mechanisms

UNIV TIANJIN1 citations54

UNIV CHONGQING JIAOTONG

1 patent

US11958766B2Apr 16, 2024

Recycling treatment equipment for recycling heavy metals from complexed heavy metal wastewater

UNIV CHONGQING JIAOTONG0 citations50

EBAY INC

1 patent

US12504867B2Dec 23, 2025

Area selection-based document object model element inspector

EBAY INC0 citations48

NAT INST METROLOGY CHINA

1 patent

US12450316B1Oct 21, 2025

Detection method, system, medium and device based on multi-spectral data fusion

NAT INST METROLOGY CHINA0 citations47

UNIV CHONGQING ARTS & SCIENCES

1 patent

US11952291B2Apr 9, 2024

Device for efficiently recycling nickel in wastewater and method

UNIV CHONGQING ARTS & SCIENCES0 citations43

UNIV CALIFORNIA

1 patent

US12418361B2Sep 16, 2025

Systems and methods for communicating using short messages

UNIV CALIFORNIA0 citations42

CHINA MOBILE COMM CO LTD RES INST

1 patent

US12019529B2Jun 25, 2024

Testing method and testing device

CHINA MOBILE COMM CO LTD RES INST0 citations42

TENCENT TECH SHENZHEN CO LTD

1 patent

US9479537B2Oct 25, 2016

Method, system and apparatus for improving security level of a terminal when surfing internet

TENCENT TECH SHENZHEN CO LTD0 citations40

CHONGQING HAIFU MEDICAL TECH CO LTD

1 patent

US12059583B2Aug 13, 2024

Ultrasonic transducer and focused ultrasound treatment device

CHONGQING HAIFU MEDICAL TECH CO LTD0 citations35

UNIV CHINA MINING

1 patent

US10654082B2May 19, 2020

Method using artificial freezing technique for sealing and displacement of soil pollutant

UNIV CHINA MINING0 citations31