Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7639830 | Apparatus for acoustic loading of a diaphragm | Stephen Schell | 2009-12-29 |
| 5330236 | Composite tube fitting | Robert F. Peterjohn, Dale Gordon | 1994-07-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7639830 | Apparatus for acoustic loading of a diaphragm | Stephen Schell | 2009-12-29 |
| 5330236 | Composite tube fitting | Robert F. Peterjohn, Dale Gordon | 1994-07-19 |