Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11156103 | Turbine blades having damper pin slot features | William Scott Zemitis, Richard Ryan Pilson, Calvin Levy Sims | 2021-10-26 |
| 10947898 | Undulating tip shroud for use on a turbine blade | William Scott Zemitis, Richard Ryan Pilson, Dustin Muller | 2021-03-16 |