Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10699688 | Acoustic attenuator | Luke Chalmers, Richard Wilson | 2020-06-30 |
| D829350 | Anti-sound barriers | — | 2018-09-25 |
| 9607600 | Attenuators, arrangements of attenuators, acoustic barriers and methods for constructing acoustic barriers | Gerard Michael Swallowe, Feodor Kusmartsev, Luke Chalmers | 2017-03-28 |
| 8789652 | Attenuators, arrangements of attenuators, acoustic barriers and methods for constructing acoustic barriers | Gerard Michael Swallowe, Feodor Kusmartsev, Luke Chalmers | 2014-07-29 |