Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9584891 | Reconfigurable audio drivers | Piotr Pawel Blaszczak, Matthew Kramer, Reuben Eric Martinez, Peter J. Johnson, John Wollersheim +1 more | 2017-02-28 |
| 9351061 | Audio accessory for media device | John Wollersheim, Matthew Kramer, Reuben Eric Martinez, Peter J. Johnson, Piotr Pawel Blaszczak +1 more | 2016-05-24 |