Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D400243 | Gas-fired artificial log fireplace unit with two logs having the split side facing out | William Herman Johnson | 1998-10-27 |
| D387854 | Gas-fired artificial log fireplace unit with logs having bark facing out | William Herman Johnson | 1997-12-16 |
| D385023 | Freestanding gas fireplace cabinet | Douglas M. Lantz | 1997-10-14 |
| D384406 | Gas fireplace | Douglas M. Lantz | 1997-09-30 |