Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10760579 | Speaker fan system and method | Daniel L. Karst, Benjamin Thorpe Puffer | 2020-09-01 |
| D837966 | Grille | John R. Adrian, Jesse Allen Hollingsworth, Kenneth J. Jonas, David L. Pringle | 2019-01-08 |
| 10054127 | Speaker fan system and method | Daniel L. Karst, Benjamin Thorpe Puffer | 2018-08-21 |
| 9797404 | Speaker fan system and method | Daniel L. Karst, Benjamin Thorpe Puffer | 2017-10-24 |
| D759800 | Grille | John R. Adrian, Jesse Allen Hollingsworth, Kenneth J. Jonas, David L. Pringle | 2016-06-21 |
| D593707 | Light fixture | Mirko Zakula, Taiwon Choi, Stephen Pennington | 2009-06-02 |
| D577805 | Grille | John R. Adrian, Jesse Allen Hollingsworth, Kenneth J. Jonas, David L. Pringle | 2008-09-30 |
| D575448 | Light fixture | Mirko Zakula, Taiwon Choi, Stephen Pennington | 2008-08-19 |
| D568460 | Ventilation grille | Corey Scott Jacak, John R. Adrian | 2008-05-06 |
| D567931 | Ventilation grille | Jesse Allen Hollingsworth, Mirko Zakula | 2008-04-29 |
| D567932 | Ventilation grille | Jesse Allen Hollingsworth, Mirko Zakula | 2008-04-29 |