Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648943 | Integrated use of deaeration methods to reduce bubbles and liquid waste | Steven D. Possanza, Christoph H. Seeling | 2003-11-18 |
| 6644348 | Purgable multiport valve | Steven D. Possanza, Brian J. Connolly, Edgar P. Lougheed | 2003-11-11 |
| 6640996 | Method and apparatus for online switching between supply vessels | Steven D. Possanza, Brian J. Connolly | 2003-11-04 |
| 6558554 | Method for switching filters on-line without bubbles and with zero liquid waste | Steven D. Possanza, Brian J. Connolly | 2003-05-06 |