Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5248003 | Apparatus and method for supporting the free end of a cantilever beam of a cantilevered jack-up rig | Ray A. Smith, Carmon R. Costello | 1993-09-28 |
| 4983073 | Column stabilized platform with improved heave motion | Terry D. Petty, Luc G. Chabot, Carmon R. Costello | 1991-01-08 |
| 4639167 | Deep water mobile submersible arctic structure | Terry D. Petty, Carmon R. Costello, Luc G. Chabot, Tadahiro Fujita, Haruki Hirose +1 more | 1987-01-27 |