Inventor · Portland, OR, US

Michael D. Upton

23Patents
11h-index
30Co-inventors
75Inventor score

Filing activity: Jan 21, 1992 → Mar 14, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5351197A Method and apparatus for designing the layout of a subcircuit in an integrated circuit Electricity 145 Expired
US6370625B1 Method and apparatus for lock synchronization in a microprocessor system Physics 82 Expired
US6018786A Trace based instruction caching Physics 77 Expired
US6170038A Trace based instruction caching Physics 41 Expired
US6216234A Processor having execution core sections operating at different clock rates Physics 36 Expired
US6138225A Address translation system having first and second translation look aside buffers Emerging Cross-Sectional Technologies 35 Expired
US6094717A Computer processor with a replay system having a plurality of checkers Physics 27 Expired
US6735688B1 Processor having replay architecture with fast and slow replay paths Physics 26 Expired
US6651158B2 Determination of approaching instruction starvation of threads based on a plurality of conditions Physics 25 Expired
US5828868A Processor having execution core sections operating at different clock rates Physics 24 Expired
US6643747B2 Processing requests to efficiently access a limited bandwidth storage area Physics 18 Expired
US6487675B2 Processor having execution core sections operating at different clock rates Physics 10 Expired
US6256745A Processor having execution core sections operating at different clock rates Physics 7 Expired
US7454600B2 Method and apparatus for assigning thread priority in a processor or the like Physics 7 Expired
US7010669B2 Determining whether thread fetch operation will be blocked due to processing of another thread Physics 7 Expired
US9465670B2 Generational thread scheduler using reservations for fair scheduling Physics 6 Active
USRE44494E1 Processor having execution core sections operating at different clock rates General 4 Expired
US7085889B2 Use of a context identifier in a cache memory Physics 2 Expired
US7987346B2 Method and apparatus for assigning thread priority in a processor or the like Physics 1 Active
US9785436B2 Apparatus and method for efficient gather and scatter operations Physics 1 Active
USRE45487E1 Processor having execution core sections operating at different clock rates General 0 Active
US8850165B2 Method and apparatus for assigning thread priority in a processor or the like Physics 0 Active
US7877583B2 Method and apparatus for assigning thread priority in a processor or the like Physics 0 Active

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