Inventor · Levelland, TX, US

Karl N. Walker

6Patents
5h-index
5Co-inventors
56Inventor score

Filing activity: Jan 4, 1989 → May 6, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5101497A Programmable interrupt controller Physics 45 Expired
US5754406A Printed circuit board card guide having isolation arms and means for securing PCB Electricity 27 Expired
US5138706A Password protected enhancement configuration register for addressing an increased number of adapter circuit boards with target machine emulation capabilities Physics 23 Expired
US6229709A Printed circuit board card guide Electricity 17 Expired
US5095428A Cache flush request circuit flushes the cache if input/output space write operation and circuit board response are occurring concurrently Physics 8 Expired
US9539451B1 Heat-sensitive trigger for a fire sprinkler valve Human Necessities 1 Active

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