Inventor · Austin, TX, US

Mark A. Johnson

48Patents
17h-index
50Co-inventors
84Inventor score

Filing activity: Jan 25, 1980 → Mar 11, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5513366A Method and system for dynamically reconfiguring a register file in a vector processor Physics 203 Expired
US5887183A Method and system in a data processing system for loading and storing vectors in a plurality of modes Physics 184 Expired
US6836849B2 Method and apparatus for controlling power and performance in a multiprocessing system according to customer level operational requirements Physics 97 Expired
US5758176A Method and system for providing a single-instruction, multiple-data execution unit for performing single-instruction, multiple-data operations within a superscalar data processing system Physics 82 Expired
US5680338A Method and system for vector processing utilizing selected vector elements Physics 65 Expired
US6119209A Backup directory for a write cache Physics 62 Expired
US6192450A Destage of data for write cache Physics 57 Expired
US5825677A Numerically intensive computer accelerator Physics 55 Expired
US5890222A Method and system for addressing registers in a data processing unit in an indirect addressing mode Physics 40 Expired
US6065070A DMA configurable channel with memory width N and with steering logic comprising N multiplexors, each multiplexor having a single one-byte input and N one-byte outputs Physics 38 Expired
US4600837A Optical scanning apparatus with dynamic scan path control Electricity 36 Expired
US4558383A Information storage disk transducer position control system using a prerecorded servo pattern requiring no alignment with the storage disk Physics 30 Expired
US4294507A Controllably deformed elastic waveguide elements Physics 29 Expired
US4384761A Ferrofluid optical switches Physics 27 Expired
US5450585A Compiler with delayed conditional branching Physics 22 Expired
US4564756A Proximity sensor with a light-emitting diode which simultaneously emits and detects light Electricity 22 Expired
US6106968A Smart valve regulated lead acid battery with embedded electronic monitoring and fluid fill system Emerging Cross-Sectional Technologies 19 Expired
US4684547A Format patterning method for magnetic recording media Emerging Cross-Sectional Technologies 17 Expired
US6728671B1 Automatic speech recognition caller input rate control Electricity 15 Expired
US9013324B2 RF4CE for automotive and industrial environments Emerging Cross-Sectional Technologies 12 Active
US5969503A Unified contactor control system for battery plant and method of operation thereof Emerging Cross-Sectional Technologies 10 Expired
US4613916A Information storage disk transducer position control system requiring no servo pattern on the storage disk Physics 10 Expired
US9144026B2 Interfaces for setup of a transport refrigeration system and providing transport refrigeration system diagnostic information to a user Emerging Cross-Sectional Technologies 6 Active
US6957301B2 System and method for detecting data integrity problems on a data storage device Physics 5 Expired
US5832533A Method and system for addressing registers in a data processing unit in an indexed addressing mode Physics 5 Expired

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