Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9316133 | Perforation acoustic muffler assembly and method of reducing noise transmission through objects | — | 2016-04-19 |
| 9275628 | Tunable frequency acoustic structures | Roy S. Freedman | 2016-03-01 |