Issued Patents All Time
Showing 201–225 of 242 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7126450 | Inductively powered apparatus | Stephen J. McPhilliamy, Christopher B. Houghton | 2006-10-24 |
| 7118240 | Inductively powered apparatus | Stephen J. McPhilliamy, Christopher B. Houghton | 2006-10-10 |
| 7119451 | Self-powered miniature liquid treatment system with ultraviolet dosing | Thomas Jay Leppien, Terry L. Lautzenheiser, Christopher B. Houghton, Stephen J. McPhilliamy | 2006-10-10 |
| 7116200 | Inductive coil assembly | Terry L. Lautzenheiser | 2006-10-03 |
| 7067936 | Self-powered miniature liquid treatment system with multiple liquid flow paths | Thomas Jay Leppien, Terry L. Lautzenheiser, Christopher B. Houghton, Stephen J. McPhilliamy | 2006-06-27 |
| D513088 | Lamp | Stephen J. McPhilliamy, Christopher B. Houghton | 2005-12-20 |
| 6975198 | Inductive coil assembly | Terry L. Lautzenheiser | 2005-12-13 |
| D509618 | Lamp | Stephen J. McPhilliamy, Christopher B. Houghton | 2005-09-13 |
| 6939470 | Automatic shut-off for water treatment system | Eric K. Bartkus | 2005-09-06 |
| 6927501 | Self-powered miniature liquid treatment system | Thomas Jay Leppien, Terry L. Lautzenheiser, Christopher B. Houghton, Stephen J. McPhilliamy | 2005-08-09 |
| D507674 | Lamp | Stephen J. McPhilliamy, Christopher B. Houghton | 2005-07-19 |
| 6917163 | Inductively powered lamp assembly | — | 2005-07-12 |
| 6885114 | Miniature hydro-power generation system | Terry L. Lautzenheiser | 2005-04-26 |
| D500563 | Bulb | Stephen J. McPhilliamy, Christopher B. Houghton | 2005-01-04 |
| 6831417 | Method of manufacturing a lamp assembly | — | 2004-12-14 |
| 6825620 | Inductively coupled ballast circuit | Roy W. Kuennen, Scott A. Mollema, Ronald C. Markham, Dennis J. Denen | 2004-11-30 |
| D497824 | Chime | Stephen J. McPhilliamy, Christopher B. Houghton | 2004-11-02 |
| 6812645 | Inductively powered lamp assembly | — | 2004-11-02 |
| 6806649 | Starter assembly for a gas discharge lamp | Scott A. Mollema, Roy W. Kuennen | 2004-10-19 |
| 6798080 | Hydro-power generation for a water treatment system and method of supplying electricity using a flow of liquid | Wesly J. Bachman, John J. Lord | 2004-09-28 |
| 6793817 | Lamp assembly for point-of-use water treatment system | Roy W. Kuennen, Eric K. Bartkus, Kenneth E. Conrad, Terry L. Lautzenheiser, Greg Snyder +1 more | 2004-09-21 |
| 6731071 | Inductively powered lamp assembly | — | 2004-05-04 |
| D485638 | Lamp | Stephen J. McPhilliamy, Christopher B. Houghton | 2004-01-20 |
| 6673250 | Radio frequency identification system for a fluid treatment system | Roy W. Kuennen, Scott A. Mollema, Ronald C. Markham, Terry L. Lautzenheiser | 2004-01-06 |
| 6669838 | Apparatus for filtering and sterilizing water utilizing a turbidity and microorganism sensing system | — | 2003-12-30 |