Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478949 | Method and apparatus for increasing the oxygen content of water | Troy T. Johnson | 2002-11-12 |
| 6296756 | Hand portable water purification system | Troy T. Johnson | 2001-10-02 |
| 6171469 | Method and apparatus for increasing the oxygen content of water | Troy T. Johnson | 2001-01-09 |
| 6110353 | Housing and method that provide extended resident time for dissolving generated oxygen into water | — | 2000-08-29 |
| 5911870 | Housing and method that provide extended resident time for dissolving generated oxygen into water | — | 1999-06-15 |
| 5728287 | Method and apparatus for generating oxygenated water | David Carlson | 1998-03-17 |