Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12291135 | Seatback speakers | Nicholas K. Lade, Charles Oswald | 2025-05-06 |
| 12122279 | Vehicle headrest | Charles Oswald, Nicholas K. Lade | 2024-10-22 |
| 11951889 | Seatback speakers | Nicholas K. Lade, Charles Oswald | 2024-04-09 |
| 11724629 | Vehicle headrest | Charles Oswald, Nicholas K. Lade | 2023-08-15 |
| 11661016 | Pressure control in externally ducted loudspeakers | Tobe Z. Barksdale, Simon Bender, Stephan Bayer, Lorenz Kulf | 2023-05-30 |
| 11647327 | Backrest speakers | Charles Oswald, Muhammad Haris Usmani, Nicholas K. Lade | 2023-05-09 |
| 11590869 | Seatback speakers | Nicholas K. Lade, Charles Oswald | 2023-02-28 |
| 11376991 | Automobile seat with user proximity tracking | Binu K. Oommen, Muhammad Haris Usmani, John Leslie Benton, Charles Oswald | 2022-07-05 |
| 11377041 | Pressure control in externally ducted loudspeakers | Tobe Z. Barksdale | 2022-07-05 |
| 11336976 | Headrests | — | 2022-05-17 |
| 11299080 | Backrest speakers with acoustic channels | Charles Oswald, Tobe Z. Barksdale, Muhammad Haris Usmani | 2022-04-12 |
| 11285851 | Vehicle headrest | Charles Oswald, Nicolas K. Lade | 2022-03-29 |
| 11110839 | Loudspeakers with 3D printed lattice grilles | Carl J. Price | 2021-09-07 |
| 10899261 | Acoustic output through headrest wings | Charles Oswald, Joseph Walter McCabe | 2021-01-26 |
| 10730423 | Vehicle headrest | Charles Oswald, Nicholas K. Lade | 2020-08-04 |
| 10730422 | Backrest speakers with acoustic channels | Charles Oswald, Tobe Z. Barksdale, Muhammad Haris Usmani | 2020-08-04 |
| 10343571 | Speaker grill assembly for vehicle seats | Charles Oswald | 2019-07-09 |
| 10239432 | Acoustic output through headrest wings | Charles Oswald, Joseph Walter McCabe | 2019-03-26 |
| 10029590 | Speaker grill assembly for vehicle seats | Charles Oswald | 2018-07-24 |
| 9930433 | External attachments for speakers in seats | Charles Oswald, Tobe Z. Barksdale, David Meeker | 2018-03-27 |
| 9845059 | Acoustic enclosure for motor vehicle | Tobe Z. Barksdale, Charles Dunn, Lee A. Prager, Ben J. Feng | 2017-12-19 |
| 9802519 | Connectors for speakers disposed in headrests | Charles Dunn, Charles Oswald, Kurt Mathew Heiden | 2017-10-31 |
| 9796305 | Lightweight acoustic enclosures | — | 2017-10-24 |
| 9729961 | Actively suspended seat with bass loudspeakers | Damian Howard | 2017-08-08 |
| 9706291 | Vehicle headrests | Charles Oswald, Matthew BARON, Daniel Ross Tengelsen | 2017-07-11 |