| 7540966 |
Method and apparatus for purifying water |
Richard T. Coffey, Michael Pereira, Daniel Nelsen, Thomas Parent, Christopher Kampf |
2009-06-02 |
| 7320761 |
Method for purifying water |
Richard T. Coffey, Michael Pereira, Daniel Nelsen, Thomas Parent, Christopher Kampf |
2008-01-22 |
| 7238278 |
Apparatus for purifying water |
Richard T. Coffey, Raymond Albert Hin, Gary Andrew Kennedy, Christopher Kampf, Daniel Nelsen +1 more |
2007-07-03 |
| 7147786 |
Method and apparatus for purifying-water |
Richard T. Coffey, Michael Pereira, Daniel Nelsen, Thomas Parent, Christopher Kampf |
2006-12-12 |
| 7141224 |
Vessels and covers |
Richard A. Coffey |
2006-11-28 |
| D516668 |
Chlorine tablet |
Edward Wexler |
2006-03-07 |
| 6982040 |
Method and apparatus for purifying water |
Richard T. Coffey, Michael Pereira, Daniel Nelsen, Thomas Parent, Christopher Kampf |
2006-01-03 |
| D506804 |
Pool chemical dispenser |
Kevin Maloney, Michael John William Gregg |
2005-06-28 |
| D503771 |
Chlorine tablet |
Edward Wexler |
2005-04-05 |
| D503770 |
Water purifier |
Richard T. Coffey, Raymond Albert Hin, Gary Andrew Kennedy, Christopher Kampf, Daniel Nelsen +1 more |
2005-04-05 |
| D496984 |
Water purifier |
Richard T. Coffey, Michael Pereira, Daniel Nelsen, Thomas Parent, Christopher Kampf +1 more |
2004-10-05 |
| 6680026 |
Fluid flow diverters and diversion methods and water purification equipment including such diverters |
Raymond P. Denkewicz, Jr., Daniel Nelsen, Michael Pereira, Justin Sirotin, Michael Vieira +1 more |
2004-01-20 |
| 6200487 |
In-line, in-pool water purification system |
Raymond P. Denkewicz, Jr., Daniel Nelsen, Aidan Petrie |
2001-03-13 |