Inventor · Excelsior Springs, MO, US

John R. Spencer

13Patents
4h-index
13Co-inventors
57Inventor score

Filing activity: Apr 1, 1974 → Dec 5, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US8228048B2 Method and system of regulating voltages Electricity 1,176 Active
US5838023A Ancillary pads for on-circuit array probing composed of I/O and test pads Electricity 37 Expired
US3965459A Selectable eight or twelve digit integrated circuit calculator and conditional gate output signal modification circuit therefor Physics 11 Expired
US5691652A Completion detection as a means for improving alpha soft-error resistance Electricity 6 Expired
US4658161A Split phase loop Electricity 3 Expired
US8661278B2 Computer system powered-off state auxiliary power rail control Emerging Cross-Sectional Technologies 3 Active
US6803783B2 Time borrowing using dynamic clock shift for bus speed performance Physics 3 Expired
US8250385B2 Method and system of dissipating power from a power supply Physics 1 Active
US9211582B2 Clamp ring and method for manufacturing a clamp ring Emerging Cross-Sectional Technologies 0 Active
US9054543B2 Latching relay control circuitry Emerging Cross-Sectional Technologies 0 Active
US8723357B2 Power supply having low quiescent consumption Electricity 0 Active
US7134097B2 Method and apparatus for a configurable metal register Physics 0 Expired
US8850663B2 Clamp ring design Emerging Cross-Sectional Technologies 0 Active

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