Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6523556 | Portable cleaning apparatus for gas distribution tube | Glen Silva Abad, Stanley Bean, Ralph E. Jaffke, Joanne McLaughlin | 2003-02-25 |
| 5954070 | Fluid application and concentration monitoring system | Glen Silva Abad, Ralph E. Jaffke, Thomas Jaeger, Brian McDonnell | 1999-09-21 |