Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193069 | Coke plant tunnel repair and anchor distribution | John Francis Quanci, Daniel C. Charles, Ryan L. Yates | 2021-12-07 |
| 11186778 | System and method for repairing a coke oven | Jason Crum, Mark Anthony Ball, John Francis Quanci, Chun Wai Choi | 2021-11-30 |
| 11142699 | Vent stack lids and associated systems and methods | Chun Wai Choi, Thomas Hirt | 2021-10-12 |
| 11021655 | Decarbonization of coke ovens and associated systems and methods | John Francis Quanci, Daniel C. Charles, Sharla Evatt, Mark Anthony Ball, Jason Crum | 2021-06-01 |
| 11008518 | Coke plant tunnel repair and flexible joints | John Francis Quanci, Daniel C. Charles, Ryan L. Yates, Andrew Michael Butor | 2021-05-18 |
| 10968393 | Coke ovens having monolith component construction | John Francis Quanci | 2021-04-06 |