Patent assignee · US · COMPANY

Busek Co. Inc.

18Patents
14Active
18Granted
48Portfolio score

Filing activity: Jun 30, 1998 → Apr 14, 2016 · 7 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6075321A Hall field plasma accelerator with an inner and outer anode Mechanical Engineering; Lighting; Heating 32 Expired
US6834492B2 Air breathing electrically powered hall effect thruster Electricity 23 Expired
US7932492B2 Electrospray device Electricity 19 Active
US6150764A Tandem hall field plasma accelerator Mechanical Engineering; Lighting; Heating 14 Expired
US9334855B1 Hall thruster for use with a condensable propellant Performing Operations; Transporting 11 Active
US8448419B2 Electrospray source Performing Operations; Transporting 6 Active
US8550405B2 Solar powered spacecraft power system for a hall effect thruster Performing Operations; Transporting 6 Active
US9944412B2 Spacecraft system for debris disposal and other operations and methods pertaining to the same Emerging Cross-Sectional Technologies 5 Active
US8197578B2 Liquid degasser for a space device Performing Operations; Transporting 5 Active
US8610356B2 Iodine fueled plasma generator system Performing Operations; Transporting 4 Active
US8024917B2 Multi-functional power supply for a hall thruster Mechanical Engineering; Lighting; Heating 4 Active
US9638178B1 Colloid thruster and method Performing Operations; Transporting 4 Active
US6735935B2 Pulsed hall thruster system Electricity 3 Expired
US7420182B2 Combined radio frequency and hall effect ion source and plasma accelerator system Electricity 3 Active
US7459858B2 Hall thruster with shared magnetic structure Electricity 2 Active
US9493252B2 Long life thruster Mechanical Engineering; Lighting; Heating 1 Active
US8837170B2 Passive resonant bidirectional converter with galvanic barrier Emerging Cross-Sectional Technologies 1 Active
US8907578B2 Autonomous method and system for minimizing the magnitude of plasma discharge current oscillations in a hall effect plasma device Mechanical Engineering; Lighting; Heating 1 Active

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