Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8882997 | Wastewater treatment method and apparatus | — | 2014-11-11 |
| 8591739 | Molecular separator | Markley Dean Johnson, Rodney Grage | 2013-11-26 |
| 8557116 | Molecular separator | Markley Dean Johnson, Rodney Grage | 2013-10-15 |
| 8419935 | Molecular separator | — | 2013-04-16 |
| 8012355 | Molecular separator | — | 2011-09-06 |
| 7906023 | Wastewater treatment method and apparatus | — | 2011-03-15 |
| 7459091 | Molecular separator | Markley Dean Johnson, Rodney Grage | 2008-12-02 |
| 7459092 | Aircraft rinse system | Markley Dean Johnson, Rodney Grage | 2008-12-02 |
| 7291267 | Molecular separator | Markley Dean Johnson, Rodney Grage | 2007-11-06 |
| D541370 | Transition plate | Markley Dean Johnson, Rodney Grage | 2007-04-24 |
| D526385 | Valve head | Markley Dean Johnson, Rodney Grage | 2006-08-08 |
| D525678 | Valve head | Markley Dean Johnson, Rodney Grage | 2006-07-25 |
| D520596 | Media receiver | Markley Dean Johnson, Rodney Grage | 2006-05-09 |
| D520595 | Filtration machine | Markley Dean Johnson, Rodney Grage | 2006-05-09 |
| D520103 | Tertiary fluid distribution plate | Markley Dean Johnson, Rodney Grage | 2006-05-02 |
| D508107 | Primary fluid distribution plate | Markley Dean Johnson, Rodney Grage | 2005-08-02 |
| D506807 | Secondary fluid distribution plate | Markley Dean Johnson, Rodney Grage | 2005-06-28 |
| 5836716 | Drainage pipe | Wm. Ralph Johnson | 1998-11-17 |