Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12155996 | Electrostatic transducer and diaphragm | Julian Fordham, James Hedges, David Rhys LEWIS | 2024-11-26 |
| 11825265 | Electrostatic transducer and diaphragm | Julian Fordham, James Hedges, David Rhys LEWIS | 2023-11-21 |