Inventor · Irvine, CA, US

Xin Liu

51Patents
8h-index
89Co-inventors
81Inventor score

Filing activity: Apr 24, 2000 → Jan 31, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7607083B2 Test summarization using relevance measures and latent semantic analysis Emerging Cross-Sectional Technologies 108 Expired
US7016540B1 Method and system for segmentation, classification, and summarization of video images Emerging Cross-Sectional Technologies 81 Expired
US7290195B2 Adaptive acknowledgment delay Physics 68 Expired
US6925455B2 Creating audio-centric, image-centric, and integrated audio-visual summaries Physics 59 Expired
US7151852B2 Method and system for segmentation, classification, and summarization of video images Emerging Cross-Sectional Technologies 28 Expired
US7630562B2 Method and system for segmentation, classification, and summarization of video images Emerging Cross-Sectional Technologies 17 Active
US7227864B2 Methods and systems for establishing communications through firewalls and network address translators Electricity 10 Expired
US9159321B2 Lip-password based speaker verification system Physics 8 Active
US7333811B2 Method and apparatus for utilizing historical network information for mitigating excessive network updates when selecting a communications channel Electricity 4 Expired
US8073726B1 System and method for generating solutions based on associated operational penalties for allocating crew members Physics 4 Active
US8990242B2 Enhanced query suggestions in autosuggest with corresponding relevant data Physics 4 Active
US8943208B2 Controlling access to resources by hosted entities Physics 3 Active
US8725093B2 Radio frequency transmission device and method with multi-mode and full frequency band Electricity 3 Active
US11157882B1 Intelligent event tracking system Electricity 2 Active
US8837742B2 Dynamic synchronization of distributed keys for encryption and decryption of network communications Electricity 1 Active
US9619554B2 Domain specific query-completion suggestions Physics 1 Active
US11222091B2 Systems and methods for development of web products Physics 1 Active
US8590003B2 Controlling access to resources by hosted entities Physics 1 Active
US9720765B2 Systems and methods for application crash management Physics 1 Active
US11044837B2 Skylight operating system of modular data center Fixed Constructions 1 Active
US9218360B2 User-selected tags for annotating geographic domains containing points-of-interest Electricity 1 Active
US11922542B2 Masking and compositing visual effects in user interfaces Physics 1 Active
US11744183B2 Sorghum cutting header and sorghum harvester with large feed volume and multiple reeling pans Human Necessities 1 Active
US9159041B1 System and method of fulfilling trade requests corresponding to airline flight sequences by generating optimization network Physics 1 Active
US12218897B2 Automated transformation of email signatures Electricity 0 Active

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