Inventor · Berlin, DE

Weiwei Cheng

13Patents
6h-index
17Co-inventors
59Inventor score

Filing activity: May 4, 2010 → Aug 7, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US10929392B1 Artificial intelligence system for automated generation of realistic question and answer pairs Physics 25 Active
US10558657B1 Document content analysis based on topic modeling Physics 8 Active
US11599927B1 Artificial intelligence system using deep neural networks for pairwise character-level text analysis and recommendations Physics 8 Active
US10248712B1 Generating a set of representative items using a maximum-set-coverage selection strategy Physics 7 Active
US10255283B1 Document content analysis based on topic modeling Physics 7 Active
US10114887B1 Generating a set of representative items using a dynamic selection strategy Physics 6 Active
US10387568B1 Extracting keywords from a document Physics 4 Active
US10114885B1 Generating a set of representative items using a clustering-selection strategy Physics 4 Active
US11367117B1 Artificial intelligence system for generating network-accessible recommendations with explanatory metadata Physics 4 Active
US9163214B2 Method for culturing stem cells Chemistry; Metallurgy 0 Active
US11448592B2 Method for rapidly predicting freezer storage time of frozen pork based on reflectance ratio of two near-infrared bands Physics 0 Active
US10918660B2 Combination and balanced nutritious food for improving intestinal micro-ecology and preventing chronic disease, and application thereof Human Necessities 0 Active
US10796094B1 Extracting keywords from a document Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.