Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6625507 | Method and system for designing a low pressure turbine shaft | Donna R. Dickerson, John J. Marra | 2003-09-23 |
| 6587741 | Method and system for designing a spline coupling | John J. Marra, Donna R. Dickerson | 2003-07-01 |