Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11873996 | Cooktop with hinged grates | Alexandre Machado Bardal, Randall Vernen Crawford, Patrick J. Duffy, Ken E. Johnson, Michele Harpring Johnson +4 more | 2024-01-16 |
| 11162689 | Cooktop with hinged grates | Alexandre Machado Bardal, Randall Vernen Crawford, Patrick J. Duffy, Ken E. Johnson, Michele Harpring Johnson +4 more | 2021-11-02 |