Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366029 | Pivoting back one-spot coke car | Robert P. Bixby | 1982-12-28 |
| 4320000 | Bidirectional flow filter-drier | Harold T. Lange | 1982-03-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366029 | Pivoting back one-spot coke car | Robert P. Bixby | 1982-12-28 |
| 4320000 | Bidirectional flow filter-drier | Harold T. Lange | 1982-03-16 |