Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9484869 | Tube amplifier systems and related methods | — | 2016-11-01 |
| 9167340 | Apparatus and methods for limiting sound volume | Stephen John Rois, Johnny J. Gresko | 2015-10-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9484869 | Tube amplifier systems and related methods | — | 2016-11-01 |
| 9167340 | Apparatus and methods for limiting sound volume | Stephen John Rois, Johnny J. Gresko | 2015-10-20 |