Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9993113 | Filtration device for cooking oil | Jiri Prokop | 2018-06-12 |
| 9452374 | Filtration device for cooking oil | Jiri Prokop | 2016-09-27 |
| 4988440 | Cooking oil filter | John G. Gardner, Jun Ueki | 1991-01-29 |
| 4959144 | Cooking oil filtration device having locking means and peripheral channel means | John G. Gardner | 1990-09-25 |