Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12155996 | Electrostatic transducer and diaphragm | Benjamin Martin Lisle, Julian Fordham, David Rhys LEWIS | 2024-11-26 |
| 11825265 | Electrostatic transducer and diaphragm | Benjamin Martin Lisle, Julian Fordham, David Rhys LEWIS | 2023-11-21 |
| 10413923 | Liquid dispensing system | Tyler Ritland, Timothy Sauder, Lee Dahlhauser, Dan Muff | 2019-09-17 |
| 9414156 | Reducing resonance | Alan Bithell, Weiming Li, Christopher David Vernon | 2016-08-09 |
| 6068562 | Long-shafted golf club and method | — | 2000-05-30 |
| 5400612 | High humidity-low temperature portable storage apparatus | — | 1995-03-28 |