Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9080769 | Apparatus for indicating level of pilot flame output | John M. Bronson, Ryan D. Jensen | 2015-07-14 |
| 7435287 | Air cleaner having separate modules for collector plates and ionizing wires | Gordon Holmes, John M. Sartain | 2008-10-14 |