Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9803857 | Apparatus and methods for reducing wood burning apparatus emissions | — | 2017-10-31 |
| 7962305 | Remote witness testing system | — | 2011-06-14 |
| 7617063 | Remote witness testing system | — | 2009-11-10 |
| 7490601 | Device and method for reducing fireplace particulate emissions | — | 2009-02-17 |
| 7275929 | Device and method for reducing fireplace particulate emissions | — | 2007-10-02 |
| 6968838 | Device and method for reducing fireplace particulate emissions | — | 2005-11-29 |
| 4438756 | Apparatus and method for accomplishing efficient burning of biomass fuel materials | Joseph G. Chamberlain | 1984-03-27 |