Inventor

SUN RUINAN

CN4 patents

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

HUAWEI TECH CO LTD

2 patents

US8351585B2Jan 8, 2013

Method, system and apparatus for implementing multimedia ring back tone service

HUAWEI TECH CO LTD6 citations82

US8355756B2Jan 15, 2013

Service processing method, communication system and relevant devices

HUAWEI TECH CO LTD0 citations36

UNIV ELECTRONIC SCI & TECH CHINA

1 patent

US11620449B2Apr 4, 2023

Method for machine reading comprehension

UNIV ELECTRONIC SCI & TECH CHINA2 citations68

LI LI

1 patent

US8908845B2Dec 9, 2014

Method, device and system for implementing customized ring back tone service and customized ring tone service

LI LI2 citations60