Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9707538 | Aluminized silicious powder and water purification device incorporating same | Frederick Tepper, Tatiana G. Kaledin | 2017-07-18 |
| 9309131 | Aluminized silicious powder and water purification device incorporating same | Frederick Tepper, Tatiana G. Kaledin | 2016-04-12 |
| 7601262 | Sub-micron filter | Frederick Tepper | 2009-10-13 |
| 7390343 | Drinking water filtration device | Frederick Tepper | 2008-06-24 |
| 7311752 | Electrostatic air filter | Frederick Tepper | 2007-12-25 |
| 6838005 | Nanosize electropositive fibrous adsorbent | Frederick Tepper | 2005-01-04 |
| 6291025 | Electroless coatings formed from organic liquids | Frederick Tepper, Anatoliy Ugryumov | 2001-09-18 |