Inventor · San Diego, CA, US

Randall Black

12Patents
9h-index
13Co-inventors
69Inventor score

Filing activity: May 14, 1993 → Nov 13, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6437563B1 Method and apparatus for making measurements of accumulations of magnetically susceptible particles combined with analytes Emerging Cross-Sectional Technologies 146 Expired
US6518747B2 Method and apparatus for quantitative determination of accumulations of magnetic particles Physics 137 Expired
US6597176B2 Method and apparatus for making measurements of patterns of magnetic particles in lateral flow membranes and microfluidic systems Emerging Cross-Sectional Technologies 108 Expired
US6927570B2 Method and apparatus for making measurements of accumulations of magnetically susceptible particles combined with analytes Emerging Cross-Sectional Technologies 97 Expired
US6483303B2 Computer program for making measurements of accumulations of magnetic particles Emerging Cross-Sectional Technologies 96 Expired
US5894220A Apparatus for microscopic imaging of electrical and magnetic properties of room-temperature objects Emerging Cross-Sectional Technologies 41 Expired
US9134047B2 Systems, methods, and apparatus for cryogenic refrigeration Physics 24 Active
US5491411A Method and apparatus for imaging microscopic spatial variations in small currents and magnetic fields Emerging Cross-Sectional Technologies 15 Expired
US9618257B2 Gas-flow cryostat for dynamic temperature regulation using a fluid level sensor Mechanical Engineering; Lighting; Heating 15 Active
US9234691B2 Method and apparatus for controlling temperature in a cryocooled cryostat using static and moving gas Mechanical Engineering; Lighting; Heating 8 Active
US10416253B2 Conical access split magnet system Electricity 0 Active
US11396980B2 Low vibration cryocooled cryostat Electricity 0 Active

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