Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10805707 | Systems and methods for unconstrained battery spring tab assemblies for in-ear headphone | Richard Arthur Grebe, Daniel H. Sargent | 2020-10-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10805707 | Systems and methods for unconstrained battery spring tab assemblies for in-ear headphone | Richard Arthur Grebe, Daniel H. Sargent | 2020-10-13 |