Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8550257 | Ceramic water purification device | — | 2013-10-08 |
| 7491330 | Silver chloride treated water purification device containing the porous grog and method for making same | — | 2009-02-17 |
| 6905598 | Porous grog composition, water purification device containing the porous grog and method for making same | — | 2005-06-14 |
| 6537939 | Porous grog composition, water purification device containing the porous grog and method for making same | — | 2003-03-25 |
| D320764 | Vase or similar article | — | 1991-10-15 |