Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742769 | Elevator sheave for use with flat ropes | John T. Pitts, Richard L. Hollowell, John P. Wesson, Douglas E. Logan, Zlatko Strbuncelj +1 more | 2004-06-01 |
| 6739433 | Tension member for an elevator | Ary O. Mello, Hugh J. O'Donnell | 2004-05-25 |
| 6672046 | Tension member for an elevator | Karl M. Prewo, Mark S. Thompson, David C. Jarmon | 2004-01-06 |