Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5587788 | Sampling apparatus for inline spectrographic analysis of viscous materials | John E. Slaughter, George P. Olson | 1996-12-24 |
| 5117996 | Electrical box extension | — | 1992-06-02 |
| 5042673 | Electric box extension | — | 1991-08-27 |