Inventor · disambiguated record
Weiwei Cheng
Also filed as: CHENG WEIWEI
13 granted patents·166 citations·filing 2010–2019
91Inventor score
Files withAMAZON TECH INC10BEIJING RUIQIANJING SCIENCE AND TECH DEVELOPMENT CO LTD1LAI DONGMEI1UNIV SOUTH CHINA TECH1
Top patents by PatentIndex Score
13 records- 0196US10929392B1Artificial intelligence system for automated generation of realistic question and answer pairsAMAZON TECH INC·Filed 2018·Granted Feb 23, 2021·53 cites·20 claims
- 0294US11599927B1Artificial intelligence system using deep neural networks for pairwise character-level text analysis and recommendationsAMAZON TECH INC·Filed 2018·Granted Mar 7, 2023·21 cites·20 claims
- 0392US10558657B1Document content analysis based on topic modelingAMAZON TECH INC·Filed 2016·Granted Feb 11, 2020·21 cites·20 claims
- 0492US10114887B1Generating a set of representative items using a dynamic selection strategyAMAZON TECH INC·Filed 2016·Granted Oct 30, 2018·11 cites·21 claims
- 0591US10248712B1Generating a set of representative items using a maximum-set-coverage selection strategyAMAZON TECH INC·Filed 2016·Granted Apr 2, 2019·10 cites·21 claims
- 0690US11367117B1Artificial intelligence system for generating network-accessible recommendations with explanatory metadataAMAZON TECH INC·Filed 2017·Granted Jun 21, 2022·13 cites·20 claims
- 0790US10387568B1Extracting keywords from a documentAMAZON TECH INC·Filed 2016·Granted Aug 20, 2019·21 cites·20 claims
- 0888US10255283B1Document content analysis based on topic modelingAMAZON TECH INC·Filed 2016·Granted Apr 9, 2019·10 cites·20 claims
- 0986US10114885B1Generating a set of representative items using a clustering-selection strategyAMAZON TECH INC·Filed 2016·Granted Oct 30, 2018·6 cites·21 claims
- 1063US10918660B2Combination and balanced nutritious food for improving intestinal micro-ecology and preventing chronic disease, and application thereofBEIJING RUIQIANJING SCIENCE AND TECH DEVELOPMENT CO LTD·Filed 2017·Granted Feb 16, 2021·0 cites·17 claims
- 1156US10796094B1Extracting keywords from a documentAMAZON TECH INC·Filed 2019·Granted Oct 6, 2020·0 cites·20 claims
- 1242US11448592B2Method for rapidly predicting freezer storage time of frozen pork based on reflectance ratio of two near-infrared bandsUNIV SOUTH CHINA TECH·Filed 2017·Granted Sep 20, 2022·0 cites·6 claims
- 1334US9163214B2Method for culturing stem cellsLAI DONGMEI·Filed 2010·Granted Oct 20, 2015·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →