| Patent | Date |
|---|
Heaterless Hollow Cathode
App 20210175044 - Conversano; Ryan W. ; et al. | 2021-06-10 |
Low-power hall thruster with an internally mounted low-current hollow cathode
Grant 10,919,649 - Conversano , et al. February 16, 2 | 2021-02-16 |
Low-power Hall Thruster With An Internally Mounted Low-current Hollow Cathode
App 20200317374 - CONVERSANO; Ryan W. ; et al. | 2020-10-08 |
Low-power hall thruster with an internally mounted low-current hollow cathode
Grant 10,723,489 - Conversano , et al. | 2020-07-28 |
Low-power Hall Thruster With An Internally Mounted Low-current Hollow Cathode
App 20190168895 - CONVERSANO; Ryan W ; et al. | 2019-06-06 |
Magnetically Shielded Miniature Hall Thruster
App 20150128560 - Conversano; Ryan W. ; et al. | 2015-05-14 |
Compact high current rare-earth emitter hollow cathode for hall effect thrusters
Grant 8,143,788 - Hofer , et al. March 27, 2 | 2012-03-27 |
Compact High Current Rare-earth Emitter Hollow Cathode For Hall Effect Thrusters
App 20090058305 - Hofer; Richard R. ; et al. | 2009-03-05 |
High efficiency collector for traveling wave tubes with high perveance beams using focusing lens effects
Grant 6,094,009 - Goebel July 25, 2 | 2000-07-25 |
Planar crossed-field plasma switch and method
Grant 5,828,176 - Goebel October 27, 1 | 1998-10-27 |
Triggered-plasma microwave switch and method
Grant 5,663,694 - Goebel , et al. September 2, 1 | 1997-09-02 |
Apparatus for coating substrates
Grant 5,656,141 - Betz , et al. August 12, 1 | 1997-08-12 |
Plasma switch and switching method with fault current interruption
Grant 5,608,297 - Goebel March 4, 1 | 1997-03-04 |
High impedance plasma ion implantation apparatus
Grant 5,607,509 - Schumacher , et al. March 4, 1 | 1997-03-04 |
High-current, low-pressure plasma-cathode electron gun
Grant 5,537,005 - Goebel , et al. July 16, 1 | 1996-07-16 |
Crossed-field plasma switch with high current density axially corrogated cathode
Grant 5,336,975 - Goebel , et al. August 9, 1 | 1994-08-09 |
High impedance plasma ion implantation method and apparatus
Grant 5,330,800 - Schumacher , et al. July 19, 1 | 1994-07-19 |
High voltage crossed-field plasma switch
Grant 5,329,205 - Goebel , et al. July 12, 1 | 1994-07-12 |
Method of implanting ions from a plasma into an object
Grant 5,296,272 - Matossian , et al. March 22, 1 | 1994-03-22 |
Ion implantation and surface processing method and apparatus
Grant 5,212,425 - Goebel , et al. May 18, 1 | 1993-05-18 |
Hollow cathode plasma switch with magnetic field
Grant 5,132,597 - Goebel , et al. July 21, 1 | 1992-07-21 |
Method and apparatus for the application of materials
Grant 4,885,070 - Campbell , et al. December 5, 1 | 1989-12-05 |
High current density cathode structure
Grant 4,297,615 - Goebel , et al. October 27, 1 | 1981-10-27 |
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