Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5951854 | Filtering appliance for filtering a liquid | Margaret Buchart Goldberg, Michael Phillip Griese | 1999-09-14 |
| 5681466 | Filtering appliance for cleaning cooking oil | Margaret Buchart Goldberg, Michael Phillip Griese | 1997-10-28 |