Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D815472 | Banjo support | Stephanie Sorenson | 2018-04-17 |
| 9715869 | Banjo stand for seated players | Stephanie Sorenson | 2017-07-25 |
| 6119599 | Sequential arc surface injector | Richard F. Johnson, Warren J. Dick, Reed A. McPeak, Leo Erasmus Thurmond, III | 2000-09-19 |
| 5528973 | High power coaxial connection | Thomas M. Pfenning, Charalampos D. Marinos | 1996-06-25 |
| 5225624 | Disintegrating injector for primary and fuel enriched plasma | Mark E. Schneider, Steven R. Stricker, Michael R. Triviski | 1993-07-06 |
| 4895062 | Combustion augmented plasma gun | George S. Chryssomallis, Stephen F. Mulich, Jr., Charalampos D. Marinos | 1990-01-23 |