Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645409 | Slotted burner for gas fireplace | Li Ni, Robert A. Borgeson, John Schmidt | 1997-07-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645409 | Slotted burner for gas fireplace | Li Ni, Robert A. Borgeson, John Schmidt | 1997-07-08 |