Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D372630 | Cooktop | Robert A. Lewis, Alan Leukhardt, Ray Smith | 1996-08-13 |
| D367802 | Cooktop burner grate | Robert A. Lewis, Alan Leukhardt, Ray Smith | 1996-03-12 |
| 5114655 | Method and apparatus for injection molding | — | 1992-05-19 |
| 4564114 | Molded safety closure device | — | 1986-01-14 |
| 4541795 | Injection mold for a bottle closure device | — | 1985-09-17 |