Patent assignee · US · COMPANY

PHOENIX SOLUTION CO., LTD.

42Patents
26Active
42Granted
50Portfolio score

Filing activity: Apr 4, 1996 → Aug 17, 2021 · 16 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7702508B2 System and method for natural language processing of query answers Emerging Cross-Sectional Technologies 665 Active
US6615172B1 Intelligent query engine for processing voice based queries Physics 659 Expired
US6633846B1 Distributed realtime speech recognition system Electricity 588 Expired
US6665640B1 Interactive speech based learning/training system formulating search queries based on natural language parsing of recognized user queries Emerging Cross-Sectional Technologies 563 Expired
US7725307B2 Query engine for processing voice based queries including semantic decoding Emerging Cross-Sectional Technologies 545 Active
US7873519B2 Natural language speech lattice containing semantic variants Electricity 486 Active
US7657424B2 System and method for processing sentence based queries Emerging Cross-Sectional Technologies 484 Expired
US7831426B2 Network based interactive speech recognition system Electricity 481 Active
US7624007B2 System and method for natural language processing of sentence based queries Emerging Cross-Sectional Technologies 441 Active
US7912702B2 Statistical language model trained with semantic variants Electricity 436 Active
US7555431B2 Method for processing speech using dynamic grammars Emerging Cross-Sectional Technologies 427 Expired
US7729904B2 Partial speech processing device and method for use in distributed systems Emerging Cross-Sectional Technologies 426 Active
US7698131B2 Speech recognition system for client devices having differing computing capabilities Emerging Cross-Sectional Technologies 420 Active
US7647225B2 Adjustable resource based speech recognition system Emerging Cross-Sectional Technologies 415 Active
US7050977B1 Speech-enabled server for internet website and method Emerging Cross-Sectional Technologies 411 Expired
US7725321B2 Speech based query system using semantic decoding Electricity 403 Active
US7725320B2 Internet based speech recognition system with dynamic grammars Emerging Cross-Sectional Technologies 400 Active
US7672841B2 Method for processing speech data for a distributed recognition system Emerging Cross-Sectional Technologies 389 Active
US7277854B2 Speech recognition system interactive agent Emerging Cross-Sectional Technologies 380 Expired
US7392185B2 Speech based learning/training system using semantic decoding Electricity 378 Expired
US7376556B2 Method for processing speech signal features for streaming transport Emerging Cross-Sectional Technologies 350 Expired
US7225125B2 Speech recognition system trained with regional speech characteristics Emerging Cross-Sectional Technologies 312 Expired
US7139714B2 Adjustable resource based speech recognition system Emerging Cross-Sectional Technologies 298 Expired
US7203646B2 Distributed internet based speech recognition system with natural language support Emerging Cross-Sectional Technologies 292 Expired
US8214214B2 Emotion detection device and method for use in distributed systems Physics 40 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.