Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10487838 | Devices and method for adjusting turbocharger rotating assembly balance | Evan Lucas, David Ledger, Matt Tondra | 2019-11-26 |
| 10316859 | Turbocharger having improved ported shroud compressor housing | Thomas Craig Harris, David Ledger, Paul Edmonds | 2019-06-11 |
| 10309417 | Turbocharger having improved ported shroud compressor housing | Thomas Craig Harris, David Ledger, Paul Edmonds | 2019-06-04 |