Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D981365 | Audio headphones | — | 2023-03-21 |
| D960125 | Audio headphones | — | 2022-08-09 |
| D945981 | Audio headphones | — | 2022-03-15 |
| D933041 | Audio headphones | — | 2021-10-12 |
| 10044454 | Audio hub apparatus and system | Emmett Jay Leopardi, Peter Janssen | 2018-08-07 |
| 9490593 | Connecting plugs to jacks of electronic devices | — | 2016-11-08 |
| 9167340 | Apparatus and methods for limiting sound volume | Brian Rois, Johnny J. Gresko | 2015-10-20 |
| 8358799 | Ambient noise isolation audio headphones having a layered dampening structure | Johnny J. Gresko | 2013-01-22 |
| D651764 | Hearing protection headphones | Johnny J. Gresko | 2012-01-03 |
| D649956 | Audio headphones | Johnny J. Gresko | 2011-12-06 |
| D648706 | Audio headphones | Johnny J. Gresko | 2011-11-15 |