Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9404840 | Portable gravel impact damage simulator | Emmanuel Hondroulis, James Hondroulis, Marian Giorgakis, Stephen Novak, Michael Tutchton | 2016-08-02 |
| 7267297 | Integrated axially varying engine muffler, and associated methods and systems | Thomas A. Campbell, William Voll | 2007-09-11 |
| 6509081 | No-septum acoustic sandwich panel, and apparatus and method for suppressing noise in a nozzle | — | 2003-01-21 |
| 4371762 | Contactless pressure sensitive switch | — | 1983-02-01 |
| 4369344 | Sensitive door edge Wiegand module switch assembly | — | 1983-01-18 |