Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9845767 | Cast dual wall bulkhead with integral oil drain | John Jerl Purcell, III, Nathaniel P. Hassall, Derek Ferguson | 2017-12-19 |
| 9810115 | Cylinder block with integrated oil jacket | John Jerl Purcell, III, Nathaniel P. Hassall | 2017-11-07 |