Inventor · Houston, TX, US

Roger E. Tipley

21Patents
13h-index
23Co-inventors
77Inventor score

Filing activity: Aug 30, 1991 → Mar 31, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US5533204A Split transaction protocol for the peripheral component interconnect bus Physics 144 Expired
US5325504A Method and apparatus for incorporating cache line replacement and cache write policy information into tag directories in a cache system Physics 127 Expired
US5369753A Method and apparatus for achieving multilevel inclusion in multilevel cache hierarchies Physics 120 Expired
US7702931B2 Adjusting power budgets of multiple servers Physics 92 Active
US5335335A Multiprocessor cache snoop access protocol wherein snoop means performs snooping operations after host bus cycle completion and delays subsequent host bus cycles until snooping operations are completed Physics 87 Expired
US5434997A Method and apparatus for testing and debugging a tightly coupled mirrored processing system Physics 84 Expired
US5426765A Multiprocessor cache abitration Physics 81 Expired
US7739548B2 Determining actual power consumption for system power performance states Physics 58 Active
US5535395A Prioritization of microprocessors in multiprocessor computer systems Physics 54 Expired
US5325511A True least recently used replacement method and apparatus Physics 52 Expired
US5553310A Split transactions and pipelined arbitration of microprocessors in multiprocessing computer systems Physics 49 Expired
US5408636A System for flushing first and second caches upon detection of a write operation to write protected areas Physics 23 Expired
US7412611B2 Power management with low power processes Emerging Cross-Sectional Technologies 16 Active
US7757107B2 Maintaining a power budget Emerging Cross-Sectional Technologies 11 Active
US7607030B2 Method and apparatus for adjusting power consumption during server initial system power performance state Emerging Cross-Sectional Technologies 10 Active
US8726045B2 Automated power topology discovery by detecting communication over power line and associating PDU port identifier to computing device Emerging Cross-Sectional Technologies 10 Active
US7793115B2 Method and apparatus for operating a power feed in a computer system Physics 7 Active
US8270155B2 Coolant pulsing for computer system Physics 5 Active
US8782186B2 Systems and methods for addressing managed elements Electricity 2 Active
US7658630B2 System and method for connecting electronic components Electricity 2 Active
US5872982A Reducing the elapsed time period between an interrupt acknowledge and an interrupt vector Physics 2 Expired

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