Inventor · Rolling Meadows, IL, US

Patrick S. Roberts

8Patents
5h-index
2Co-inventors
49Inventor score

Filing activity: Aug 11, 1975 → Mar 30, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US4596387A Exercise handles for athletic shoes Emerging Cross-Sectional Technologies 26 Expired
US4046047A Note selector circuit for electronic musical instrument Physics 18 Expired
US5258654A Computer-checking of the position of a switch whose contacts where oxidized Electricity 12 Expired
US4106385A Digital arpeggio generating device Emerging Cross-Sectional Technologies 8 Expired
US4697930A Transformerless clock circuit with duplex optoelectronic display Physics 5 Expired
US4186636A Digital chord generation for electronic musical instruments Emerging Cross-Sectional Technologies 4 Expired
US4188848A Digital tone and chord generators Emerging Cross-Sectional Technologies 1 Expired
US4248121A Pulse generator for producing the harmonic equivalent of a sawtooth wave Emerging Cross-Sectional Technologies 0 Expired

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