Inventor · Austin, TX, US

Drew J. Dutton

39Patents
18h-index
31Co-inventors
81Inventor score

Filing activity: Dec 15, 1987 → Mar 14, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5696927A Memory paging system and method including compressed page mapping hierarchy Physics 144 Expired
US4878166A Direct memory access apparatus and methods for transferring data between buses having different performance characteristics Physics 117 Expired
US5944816A Microprocessor configured to execute multiple threads including interrupt service routines Physics 89 Expired
US5615207A Side bus to dynamically off load main bus Electricity 79 Expired
US5142672A Data transfer controller incorporating direct memory access channels and address mapped input/output windows Physics 78 Expired
US5625829A Dockable computer system capable of symmetric multi-processing operations Physics 73 Expired
US5901332A System for dynamically reconfiguring subbusses of data bus according to system needs based on monitoring each of the information channels that make up data bus Physics 52 Expired
US5822778A Microprocessor and method of using a segment override prefix instruction field to expand the register file Physics 50 Expired
US6219754A Processor with decompressed video bus Physics 47 Expired
US5317715A Reduced instruction set computer system including apparatus and method for coupling a high performance RISC interface to a peripheral bus having different performance characteristics Physics 41 Expired
US5748921A Computer system including a plurality of multimedia devices each having a high-speed memory data channel for accessing system memory Physics 39 Expired
US5768574A Microprocessor using an instruction field to expand the condition flags and a computer system employing the microprocessor Physics 37 Expired
US5754801A Computer system having a multimedia bus and comprising a centralized I/O processor which performs intelligent data transfers Electricity 34 Expired
US6357024B1 Electronic system and method for implementing functional redundancy checking by comparing signatures having relatively small numbers of signals Physics 34 Expired
US5740387A Computer system having an expansion bus which includes normal and real time modes Physics 30 Expired
US5999476A Bios memory and multimedia data storage combination Physics 29 Expired
US5734843A Reverse data channel as a bandwidth modulator Physics 27 Expired
US5761452A Bus arbiter method and system Physics 23 Expired
US5819080A Microprocessor using an instruction field to specify condition flags for use with branch instructions and a computer system employing the microprocessor Physics 17 Expired
US5805840A Bus arbiter employing a transaction grading mechanism to dynamically vary arbitration priority Physics 15 Expired
US5802330A Computer system including a plurality of real time peripheral devices having arbitration control feedback mechanisms Physics 15 Expired
US7917741B2 Enhancing security of a system via access by an embedded controller to a secure storage device Physics 12 Active
US5680578A Microprocessor using an instruction field to specify expanded functionality and a computer system employing same Physics 12 Expired
US5754190A System for reproducing images utilizing image libraries Physics 11 Expired
US5923887A Interrupt request that defines resource usage Physics 8 Expired

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