Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7523836 | Dual trolley, single boom crane system | — | 2009-04-28 |
| 7424996 | Wire rope pre-failure indicator and method of using same | William N. Turnbull | 2008-09-16 |
| 4759668 | Method and apparatus to enhance intermodal containers for cargo transport | Charles S. Christensen, Jr. | 1988-07-26 |