Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653587 | Method for transporting an article through process housing while minimizing a loss of a controlled atmosphere therefrom | David S. Heller | 1997-08-05 |
| 5641341 | Method for minimizing the clogging of a cooling zone heat exchanger in a reflow solder apparatus | David S. Heller, Peter Griffin | 1997-06-24 |