Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632197 | Commercial cooking vessel with improved heat transfer | Kenneth C. Lubawy | 1997-05-27 |
| 5628303 | Radiant space heater for residential use | Srinivas C. Duvvuri | 1997-05-13 |
| D378402 | Radiant space heater for residential use | Srinivas C. Duvvuri | 1997-03-11 |