Patent assignee · US · COMPANY

Applied Physics Technologies, Inc.

8Patents
8Active
8Granted
49Portfolio score

Filing activity: Feb 25, 2011 → Mar 5, 2024

Most-cited patents

PatentTitleAreaCited byStatus
US9240301B1 Thermal-field type electron source composed of transition metal carbide material with artificial facet Electricity 6 Active
US8987982B2 Method of producing rapid heating of a cathode installed in a thermionic emission assembly Electricity 6 Active
US8581481B1 Pre-aligned thermionic emission assembly Electricity 2 Active
US10083812B1 Thermionic-enhanced field emission electron source composed of transition metal carbide material with sharp emitter end-form Electricity 2 Active
US9490098B1 Thermal-field type electron source composed of transition metal carbide material Electricity 2 Active
US11948769B2 Monolithic heater for thermionic electron cathode Electricity 1 Active
US10192708B2 Electron emitter source Electricity 0 Active
US12237138B2 Monolithic heater for thermionic electron cathode Electricity 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.