Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6754357 | Expandable in-ear device | Ian McIntosh | 2004-06-22 |
| 6339648 | In-ear system | Ian McIntosh | 2002-01-15 |
| D452909 | Pair of ear plugs | — | 2002-01-08 |
| 6113130 | Multi-purpose jointed suspended-bed transport trailer | — | 2000-09-05 |