Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4565706 | Freeze drying a frozen foam of coffee concentrate | John H. Wertheim | 1986-01-21 |
| 4324808 | Process for preparing freeze dried soluble coffee | John H. Wertheim | 1982-04-13 |