Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5431491 | Insertion and ejection apparatus for environmental test chambers | Hans L. Melgaard, Louis A. Larson | 1995-07-11 |
| 4729246 | Product testing system | Hans L. Melgaard | 1988-03-08 |