Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8231340 | Leaf seal | — | 2012-07-31 |
| 5167484 | Method for thrust balancing and frame heating | Robert Louis Ponziani, William F. McGreehan | 1992-12-01 |
| 5154048 | Apparatus for thrust balancing and frame heating | Robert Louis Ponziani, William F. McGreehan | 1992-10-13 |