Inventor · Kirkland, WA, US

David E. Langworthy

34Patents
10h-index
49Co-inventors
71Inventor score

Filing activity: Jan 11, 2001 → Mar 1, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6574465B2 System and method for determining optimal wireless communication service plans Electricity 280 Expired
US8473897B2 Common intermediate representation for data scripting language Physics 78 Active
US8321833B2 Compact syntax for data scripting language Physics 72 Active
US8762942B2 Bidirectional type checking for declarative data scripting language Physics 50 Active
US7676580B2 Message delivery with configurable assurances and features between two endpoints Electricity 46 Active
US7451157B2 Scoped metadata in a markup language Emerging Cross-Sectional Technologies 23 Expired
US7418457B2 Scoped metadata Emerging Cross-Sectional Technologies 20 Expired
US6681106B2 System and method for analyzing wireless communication records and for determining optimal wireless communication service plans Electricity 14 Expired
US8296744B2 Tree-based directed graph programming structures for a declarative programming language Physics 12 Active
US7072639B2 System and method for determining optimal wireless communication service plans based on historical projection analysis Electricity 12 Expired
US7483943B2 Reliable messaging using clocks with synchronized rates Electricity 9 Active
US7693952B2 Availability and scalability in a messaging system in a manner transparent to the application Electricity 9 Expired
US7627759B2 End-to-end reliable messaging with complete acknowledgement Electricity 8 Active
US7853695B2 Using expressive session information to represent communication sessions in a distributed system Electricity 7 Active
US7453875B2 Querying for services using soap over UDP Electricity 6 Active
US7185209B2 End-to-end reliable messaging with complete acknowledgement Electricity 6 Expired
US7624075B2 Transformation of modular finite state transducers Physics 6 Active
US7536436B2 Reliable messaging using clocks with synchronized rates Electricity 5 Active
US8413119B2 Semantic subtyping for declarative data scripting language by calling a prover Physics 4 Active
US7664484B2 Pooling groups of wireless communication users Electricity 4 Active
US7761584B2 Generalized protocol mapping Electricity 3 Active
US7949787B2 Open content model Web service messaging Electricity 3 Active
US8949784B2 Type system for declarative data scripting language Physics 3 Active
US9313252B2 Binding crud-type protocols in distributed agreement protocols Physics 3 Active
US7627541B2 Transformation of modular finite state transducers Physics 2 Active

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