Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878783 | Hydraulic stab connector with angular freedom | — | 1989-11-07 |
| 4863314 | Hydraulic stab connector, frictionless | — | 1989-09-05 |
| 4827745 | Lockset security device | — | 1989-05-09 |
| 4824074 | Bi-directional gate valve | — | 1989-04-25 |
| 4811558 | System and method for providing compressed gas | — | 1989-03-14 |