| 10336629 |
Gravity filter |
— |
2019-07-02 |
$13,812,000 |
| 9994461 |
Gravity filter |
— |
2018-06-12 |
$7,386,000 |
| 8333873 |
Apparatus for electrolyzing an electrolytic solution |
Mario Elmen Tremblay, Daniel Frederick Nesbitt, Dimitris Ioannis Collias, Craig Rasmussen |
2012-12-18 |
|
| 8197790 |
Method of making a filter material including activated carbon particles having carbon nanofilaments |
Dimitris Ioannis Collias |
2012-06-12 |
|
| 8119012 |
Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles |
Jeannine Rebecca Bahm, Andrew Thomas Pearks, Guillermo Matias Vidal, Dimitris Ioannis Collias, Robert Astle +5 more |
2012-02-21 |
$133,580,000 |
| 7922008 |
Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles |
Jeannine Rebecca Bahm, Andrew Thomas Pearks, Guillermo Matias Vidal, Dimitris Ioannis Collias, Robert Astle +5 more |
2011-04-12 |
$87,412,000 |
| 7896168 |
Filters having improved permeability and virus removal capabilities |
Dimitris Ioannis Collias, Stephen Allen Goldman |
2011-03-01 |
$62,630,000 |
| 7850859 |
Water treating methods |
John Tanner, David J. Emmons, Richard P. Riedel, Dimitris Ioannis Collias |
2010-12-14 |
$75,087,000 |
| 7749394 |
Methods of treating water |
Dimitris Ioannis Collias, David W. Bjorkquist, Piyush Narendra Zaveri, Matthew Morgan Woolley |
2010-07-06 |
$115,868,000 |
| 7740765 |
Methods for treating water |
Dimitris Ioannis Collias, David W. Bjorkquist, Piyush Narendra Zaveri, Matthew Morgan Woolley |
2010-06-22 |
$131,273,000 |
| 7740766 |
Methods for treating water |
Dimitris Ioannis Collias, David W. Bjorkquist, Piyush Narendra Zaveri, Matthew Morgan Woolley |
2010-06-22 |
$131,273,000 |
| 7712613 |
Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles |
Jeannine Rebecca Bahm, Andrew Thomas Pearks, Guillermo Matias Vidal, Dimitris Ioannis Collias, Robert Astle +5 more |
2010-05-11 |
|
| 7614508 |
Water filter materials, water filters and kits containing silver coated particles and processes for using the same |
Dimitris Ioannis Collias, David W. Bjorkquist, Piyush Narendra Zaveri, Matthew Morgan Woolley |
2009-11-10 |
|
| 7614506 |
Water filter materials and water filters and processes for using the same |
Dimitris Ioannis Collias, David W. Bjorkquist, Piyush Narendra Zaveri, Matthew Morgan Woolley |
2009-11-10 |
|
| 7614507 |
Water filter materials, water filters and kits containing particles coated with cationic polymer and processes for using the same |
Dimitris Ioannis Collias, David W. Bjorkquist, Piyush Narendra Zaveri, Matthew Morgan Woolley |
2009-11-10 |
|
| 7537695 |
Water filter incorporating activated carbon particles with surface-grown carbon nanofilaments |
Dimitris Ioannis Collias |
2009-05-26 |
|
| 7316323 |
Filters having improved permeability and virus removal capabilities |
Dimitris Ioannis Collias, Stephen Allen Goldman |
2008-01-08 |
$191,696,000 |
| 7186441 |
Processes for manufacturing particles coated with activated lignosulfonate |
Blair Alex Owens, Dimitris Ioannis Collias, Andrew Wnuk |
2007-03-06 |
|
| 7048842 |
Electrolysis cell for generating chlorine dioxide |
Mario Elmen Tremblay, Craig Rasmussen, Dimitris Ioannis Collias, Daniel Frederick Nesbitt |
2006-05-23 |
$68,832,000 |
| 6827854 |
Filters and filter materials for the removal of microorganisms and processes for using the same |
Blair Alex Owens, Dimitris Ioannis Collias, Andrew Wnuk |
2004-12-07 |
$89,794,000 |
| 6733827 |
Processes for manufacturing particles coated with activated lignosulfonate |
Blair Alex Owens, Dimitris Ioannis Collias, Andrew Wnuk |
2004-05-11 |
$39,278,000 |
| 5226733 |
Non-linear signal gain compression and sampling |
David C. Smith |
1993-07-13 |
$5,629,000 |
