Inventor · Kirkland, WA, US

Patrick Nguyen

60Patents
18h-index
82Co-inventors
87Inventor score

Filing activity: Mar 26, 1991 → Jan 20, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6901364B2 Focused language models for improved speech input of structured documents Physics 283 Expired
US6141644A Speaker verification and speaker identification based on eigenvoices Physics 271 Expired
US6343267B1 Dimensionality reduction for speaker normalization and speaker and environment adaptation using eigenvoice techniques Physics 222 Expired
US8600746B1 Speech recognition parameter adjustment Physics 192 Active
US6970820B2 Voice personalization of speech synthesizer Physics 185 Expired
US8775177B1 Speech recognition process Physics 152 Active
US7640272B2 Using automated content analysis for audio/video content consumption Emerging Cross-Sectional Technologies 71 Active
US6915259B2 Speaker and environment adaptation based on linear separation of variability sources Physics 66 Expired
US6697778B1 Speaker verification and speaker identification based on a priori knowledge Physics 60 Expired
US6205426A Unsupervised speech model adaptation using reliable information among N-best strings Physics 37 Expired
US6907397B2 System and method of media file access and retrieval using speech recognition Emerging Cross-Sectional Technologies 36 Expired
US7324943B2 Voice tagging, voice annotation, and speech recognition for portable devices with optional post processing Physics 34 Expired
US9378733B1 Keyword detection without decoding Physics 32 Active
US7497215B1 Medical ventilator with compressor heated exhalation filter Human Necessities 27 Expired
US9460711B1 Multilingual, acoustic deep neural networks Physics 23 Active
US6263309A Maximum likelihood method for finding an adapted speaker model in eigenvoice space Physics 23 Expired
US7035802B1 Recognition system using lexical trees Physics 20 Expired
US6272462A Supervised adaptation using corrective N-best decoding Physics 19 Expired
US7328154B2 Bubble splitting for compact acoustic modeling Physics 16 Expired
US9684741B2 Presenting search results according to query domains Physics 14 Active
US5245363A Pen cleaning system for a pen plotter Physics 14 Expired
US7089182B2 Method and apparatus for feature domain joint channel and additive noise compensation Physics 11 Expired
US7926485B2 Medical ventilator with compressor heated exhalation filter Human Necessities 10 Active
US7831425B2 Time-anchored posterior indexing of speech Physics 10 Active
US9460237B2 Predictive 411 Physics 10 Active

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