Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5395586 | Sample autoloader for use with an analytical combustion furnace | Thomas Knapp | 1995-03-07 |
| 5314662 | Sample autoloader for use with an analytical combustion furnace | Thomas Knapp | 1994-05-24 |
| 5246667 | Analytical furnace | Carlos Guerra | 1993-09-21 |