Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6681791 | Manifold valve position indicator and operator alerting system | Stephen Chorney, Richard Linton Samsal, Stanley Louis Morton, Peter Joseph Kielhofner, Todd Jeffrey Siegfried | 2004-01-27 |
| 4629156 | Pressure relief and shut-off valve | Carl Eugene Finley | 1986-12-16 |