Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6579445 | System for the production of laboratory grade ultrapure water | William P. Johll, Jr., Helmut R. H. Gideon, Timothy T. Dunwoody, Jamie Carr, Thomas Scholz | 2003-06-17 |
| 6520545 | Fluid connection adapter assembly | William P. Johll, Jr., Helmut R. H. Gideon, Timothy T. Dunwoody, Jamie Carr, Thomas Scholz | 2003-02-18 |
| 6383382 | Dual cartridge media housing | William P. Johll, Jr., Helmut R. H. Gideon, Timothy T. Dunwoody, Jamie Carr, Thomas Scholz | 2002-05-07 |
| 6186128 | Apparatus for treatment of crankcase emissions materials in a positive crankcase ventilation system | Ronald A. Diotte, James R. Edwards, Robert L. Gregory, Frank Winter | 2001-02-13 |
| 6000383 | Apparatus for the treatment of crankcase emissions materials in a positive crankcase ventilation system | Ronald A. Diotte, James R. Edwards, Robert L. Gregory | 1999-12-14 |
| 5988435 | Fluid dispensing system | James R. Edwards, Chester E. Chomka, Lawrence J. Fenske, Kerry W. Leppert | 1999-11-23 |
| 5868924 | Water purifier | Chester E. Chomka, James R. Edwards | 1999-02-09 |
| 5399263 | Water purifier | Chester E. Chomka, James R. Edwards | 1995-03-21 |
| 5397468 | Water purifier cartridge coupling | Chester E. Chomka, James R. Edwards | 1995-03-14 |