Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4450705 | Heat exchanger plate having distortion resistant uniform pleats | — | 1984-05-29 |
| 4368818 | Cups for holding ingredients for drinks | Robert H. Day | 1983-01-18 |
| 4352393 | Heat exchanger having a corrugated sheet with staggered transition zones | — | 1982-10-05 |
| 4346760 | Heat exchanger plate having distortion resistant uniform pleats | — | 1982-08-31 |