Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9492793 | Method and apparatus of flush pump feature for portable liquid purifying filter | Michael Milman, Gregory R. Collins | 2016-11-15 |
| 9120058 | Method and apparatus of flush pump feature for portable liquid purifying filter | Michael Milman, Gregory R. Collins | 2015-09-01 |
| 8640882 | Compact fluid purification device with manual pumping mechanism | Gregory R. Collins | 2014-02-04 |
| 8557115 | Dual stage ultrafilter devices in the form of portable filter devices, shower devices, and hydration | Gregory R. Collins, Norman Barta | 2013-10-15 |
| 8343347 | Dual stage ultrafilter devices in the form of portable filter devices, shower devices, and hydration packs | Gregory R. Collins, Norman Barta | 2013-01-01 |
| 8281937 | Compact fluid purification device with manual pumping mechanism | Gregory R. Collins | 2012-10-09 |
| 7775375 | Redundant ultrafiltration device | Giuseppe Palumbo | 2010-08-17 |
| 7534349 | Dual stage ultrafilter devices in the form of portable filter devices, shower devices, and hydration packs | Gregory R. Collins, Norman Barta | 2009-05-19 |
| 7306736 | Valve mechanism for infusion fluid systems | Gregory R. Collins, Edward Spence | 2007-12-11 |
| 7285106 | Hemodiafiltration/hemofiltration cartridges | Gregory R. Collins, Edward Spence | 2007-10-23 |
| 7108790 | Method and apparatus for generating a sterile infusion fluid | Gregory R. Collins, Edward Spence | 2006-09-19 |
| 7074332 | Multistage hemodiafiltration/hemofiltration method and apparatus | Gregory R. Collins, Edward Spence | 2006-07-11 |
| 7067060 | Ionic enhanced dialysis/diafiltration system | Gregory R. Collins, Edward Spence | 2006-06-27 |
| 6916424 | Method and apparatus for a hemodiafiltration delivery module | Gregory R. Collins, Edward Spence | 2005-07-12 |
| 6821431 | Ionic enhanced dialysis/diafiltration system | Gregory R. Collins, Edward Spence | 2004-11-23 |
| 6719907 | Dual-stage filtration cartridge | Gregory R. Collins, Edward Spence | 2004-04-13 |
| 6716356 | Thermally enhanced dialysis/diafiltration system | Gregory R. Collins, Edward Spence | 2004-04-06 |
| 6635179 | Sterile fluid filtration cartridge and method for using same | Gregory R. Collins | 2003-10-21 |
| 6406631 | Two stage diafiltration method and apparatus | Gregory R. Collins, Edward Spence | 2002-06-18 |
| 6315895 | Dual-stage hemodiafiltration cartridge | Gregory R. Collins | 2001-11-13 |
| 6228392 | Osmotic delivery composition, solution, and method | Paul A. Morcos, James E. Summerton | 2001-05-08 |