Inventor · disambiguated record
Huaijun Liu
Also filed as: LIU HUAIJUN
4 granted patents·1 pending application·7 citations·filing 2012–2018
65Inventor score
Top patents by PatentIndex Score
5 records- 0176US10210245B2Natural language question answering method and apparatusUNIV BEIJING·Filed 2015·Granted Feb 19, 2019·3 cites·16 claims
- 0256US8645418B2Method and apparatus for word quality mining and evaluatingLIU HUAIJUN·Filed 2012·Granted Feb 4, 2014·3 cites·18 claims
- 0352US10956464B2Natural language question answering method and apparatusUNIV BEIJING·Filed 2018·Granted Mar 23, 2021·0 cites·20 claims
- 0452US10235624B2Information processing method and apparatusTENCENT TECH SHENZHEN CO LTD·Filed 2015·Granted Mar 19, 2019·1 cites·9 claims
- 0537US2021366006A1Ranking of business objectBEIJING SANKUAI ONLINE TECH CO LTD·Filed 2018·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →