Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825620 | Inductively coupled ballast circuit | Roy W. Kuennen, Scott A. Mollema, David W. Baarman, Dennis J. Denen | 2004-11-30 |
| 6673250 | Radio frequency identification system for a fluid treatment system | Roy W. Kuennen, David W. Baarman, Scott A. Mollema, Terry L. Lautzenheiser | 2004-01-06 |