Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7252763 | Point-of-use water treatment system | Roy W. Kuennen, David W. Baarman, Kenneth E. Conrad, Terry L. Lautzenheiser, Greg Snyder +1 more | 2007-08-07 |
| 6984320 | Removable closure assembly for a water treatment system | Kenneth E. Conrad, David J. Dekker | 2006-01-10 |
| 6959731 | Ceramic disc diverter valve | Bradley J. Pippel | 2005-11-01 |
| 6939470 | Automatic shut-off for water treatment system | David W. Baarman | 2005-09-06 |
| 6793817 | Lamp assembly for point-of-use water treatment system | Roy W. Kuennen, David W. Baarman, Kenneth E. Conrad, Terry L. Lautzenheiser, Greg Snyder +1 more | 2004-09-21 |
| 6634380 | Ceramic disc diverter valve | Bradley J. Pippel | 2003-10-21 |
| 6569319 | UV light intensity detector in a water treatment system | Roy W. Kuennen, David W. Baarman, Kenneth E. Conrad, Terry L. Lautzenheiser, Scott A. Mollema | 2003-05-27 |
| 6514420 | Point-of use water treatment system | Roy W. Kuennen, David W. Baarman, Kenneth E. Conrad, Scott A. Mollema | 2003-02-04 |
| 6491868 | Point-of-use water treatment system | Roy W. Kuennen, David W. Baarman, Kenneth E. Conrad, Terry L. Lautzenheiser, Scott A. Mollema | 2002-12-10 |
| 6451202 | Point-of-use water treatment system | Roy W. Kuennen, David W. Baarman, Kenneth E. Conrad, Terry L. Lautzenheiser, Greg Synder +1 more | 2002-09-17 |
| D431084 | Lamp assembly | Greg Snyder | 2000-09-19 |
| 5800563 | Impact reducing prosthetic pylon | Robert E. Arbogast, James M. Colvin, Sujatha Srinivasan | 1998-09-01 |
| 5728171 | Composite/metal pyramid prosthetic components | David Bryant, Robert E. Arbogast, James M. Colvin | 1998-03-17 |
| 5405410 | Adjustable lower limb prosthesis having conical support | Robert E. Arbogast, James M. Colvin, Joseph Arbogast | 1995-04-11 |