Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D469172 | Side panel of a heater | Ronald Michael Warren, Martin Lawrence Naughton | 2003-01-21 |
| 6169851 | Space heaters | Martin Lawrence Naughton, Ronald Michael Warren | 2001-01-02 |