Inventor · Westford, MA, US

Robert G. Thomson

12Patents
6h-index
7Co-inventors
59Inventor score

Filing activity: Nov 2, 1984 → Jan 13, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US6447583B1 Rotating drum adsorber process and system Performing Operations; Transporting 48 Expired
US4760278A Transfer switch Electricity 46 Expired
US4642780A Space planning/facilities management system using priority and affinity colors Physics 34 Expired
US5276874A Method for creating a directory tree in main memory using an index file in secondary memory Emerging Cross-Sectional Technologies 33 Expired
US4700144A Differential amplifier feedback current mirror Physics 11 Expired
US4739246A Current reference for feedback current source Physics 7 Expired
US4731830A Nonsaturating interface supply Electricity 6 Expired
US5638859A Float controlled valve Emerging Cross-Sectional Technologies 4 Expired
US9841300B2 Measurement scale with periodic nanostructure General 0 Revoked
US6278293A Circuit and method for a transistor-transistor logic (TTL) compatible output drive Electricity 0 Expired
US9945697B2 Measurement scale with periodic nanostructure Physics 0 Active
US4683351A Impedance maintenance circuit for telephone interface Electricity 0 Expired

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