Inventor · Rantoul, IL, US

Lawrence Day

11Patents
7h-index
5Co-inventors
59Inventor score

Filing activity: Jun 16, 1975 → May 18, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5594273A Apparatus for performing wafer-level testing of integrated circuits where test pads lie within integrated circuit die but overly no active circuitry for improved yield Electricity 49 Expired
US4020600A Polishing fixture Performing Operations; Transporting 44 Expired
US4319432A Polishing fixture Performing Operations; Transporting 21 Expired
US4315383A Inner gear drive for abrading machines Performing Operations; Transporting 21 Expired
US4009539A Lapping machine with vacuum workholder Performing Operations; Transporting 17 Expired
US4716302A Identity circuit for an integrated circuit using a fuse and transistor enabled by a power-on reset signal Electricity 15 Expired
US4527358A Removable polishing pad assembly Performing Operations; Transporting 11 Expired
US4240231A Rectilinear work finishing apparatus Performing Operations; Transporting 6 Expired
USD706372S1 Swimmer's training buoy General 6 Active
US8472285B2 Submersible chronograph and counter Physics 6 Active
US11999454B2 Snorkel assembly Performing Operations; Transporting 0 Active

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