Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6877779 | Conduit connector and method | Shawn Westrick, John Schoonyan Jr., David Culler, Ralph G. Ridenour, Otto Swogger | 2005-04-12 |
| 5979430 | Supply device for gas appliance manifold | Sherman D. Peed, John Dipaolo | 1999-11-09 |
| 5832588 | Tube fitting and assembly method | Ralph G. Ridenour | 1998-11-10 |
| 5707087 | Tube fitting | Ralph G. Ridenour | 1998-01-13 |
| 5597186 | Tube fitting | Ralph G. Ridenour | 1997-01-28 |
| 5544406 | Tube fitting assembly method | Ralph G. Ridenour | 1996-08-13 |