Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9639132 | Systems and methods for automatic detection of a device | Daniel C. Cohen, Gary R. Ware, James S. Spitaels, Noah L. Pendleton | 2017-05-02 |
| 9494143 | Ion propulsion thruster including a plurality of ion optic electrode pairs | — | 2016-11-15 |
| 9297368 | Multi-thruster propulsion apparatus | — | 2016-03-29 |
| D731276 | Sprocket nose | — | 2015-06-09 |
| 8746118 | Chain link sharpening method and apparatus | Chris Seigneur, Mike Goettel | 2014-06-10 |
| 8468794 | Electric propulsion apparatus | — | 2013-06-25 |
| 7493869 | Very large area/volume microwave ECR plasma and ion source | John E. Foster | 2009-02-24 |
| 7400096 | Large area plasma source | John E. Foster | 2008-07-15 |
| 6829920 | Design and manufacturing processes of long-life hollow cathode assemblies | Timothy R. R. Verhey, George C. Soulas | 2004-12-14 |
| 6729174 | Process for testing a xenon gas feed system of a hollow cathode assembly | Timothy R. R. Verhey, George C. Soulas | 2004-05-04 |
| 6676288 | Process for thermal imaging scanning of a swaged heater for an anode subassembly of a hollow cathode assembly | Timothy R. R. Verhey, George C. Soulas | 2004-01-13 |
| 6539818 | Process for testing compaction of a swaged heater for an anode sub-assembly of a hollow cathode assembly | Timothy R. R. Verhey, George C. Soulas | 2003-04-01 |
| 6380685 | Design and manufacturing processes of long-life hollow cathode assemblies | Timothy R. R. Verhey, George C. Soulas | 2002-04-30 |
| 6374716 | High speed harvester cutting chain | Johann Weber, Arvin A. Hille | 2002-04-23 |
| 6240932 | Processes for cleaning a cathode tube and assemblies in a hollow cathode assembly | Timothy R. R. Verhey, George C. Soulas | 2001-06-05 |
| 6064156 | Process for ignition of gaseous electrical discharge between electrodes of a hollow cathode assembly | Timothy R. R. Verhey, George C. Soulas | 2000-05-16 |
| 4266782 | Hunting arrow | — | 1981-05-12 |