Inventor · Mountain View, CA, US

Sergey Ioffe

94Patents
19h-index
52Co-inventors
87Inventor score

Filing activity: May 19, 2003 → Nov 30, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US8098904B2 Automatic face detection and identity masking in images, and applications thereof Physics 449 Active
US8611422B1 Endpoint based video fingerprinting Physics 158 Active
US8094872B1 Three-dimensional wavelet based video fingerprinting Electricity 118 Active
US8175413B1 Video identification through detection of proprietary rights logos in media Physics 103 Active
US8131786B1 Training scoring models optimized for highly-ranked results Emerging Cross-Sectional Technologies 48 Active
US7702131B2 Segmenting images and simulating motion blur using an image sequence Physics 46 Active
US8660296B1 Systems and methods for facilitating video fingerprinting using local descriptors Physics 45 Active
US8947595B1 Fingerprinting to match videos having varying aspect ratios Electricity 36 Active
US9135674B1 Endpoint based video fingerprinting Physics 34 Active
US8532382B1 Full-length video fingerprinting Physics 32 Active
US9552549B1 Ranking approach to train deep neural nets for multilabel image annotation Physics 32 Active
US7343028B2 Method and apparatus for red-eye detection Physics 31 Expired
US8983941B1 Visual content retrieval Physics 31 Active
US8953811B1 Full digest of an audio file for identifying duplicates Electricity 28 Active
US9443314B1 Hierarchical conditional random field model for labeling and segmenting images Physics 25 Active
US8184953B1 Selection of hash lookup keys for efficient retrieval Physics 25 Active
US9025811B1 Performing image similarity operations using semantic classification Physics 23 Active
US7596247B2 Method and apparatus for object recognition using probability models Physics 23 Expired
US8229219B1 Full-length video fingerprinting Physics 20 Active
US8447032B1 Generation of min-hash signatures Physics 16 Active
US10074015B1 Methods, systems, and media for generating a summarized video with video thumbnails Physics 15 Active
US8738633B1 Transformation invariant media matching Physics 14 Active
US8290918B1 Robust hashing of digital media data Physics 14 Active
US9311403B1 Hashing techniques for data set similarity determination Physics 13 Active
US8582872B1 Place holder image detection via image clustering Physics 13 Active

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