Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5556515 | Coke oven door | Jerry Hann, John F. McDermott | 1996-09-17 | $18,741,000 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5556515 | Coke oven door | Jerry Hann, John F. McDermott | 1996-09-17 | $18,741,000 |