Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8356660 | Apparatus having spaced apart and offset ladder rungs for interlocking and flexibly restraining service loops in an oil derrick to prevent entangling of the loops | — | 2013-01-22 |
| 8016028 | Apparatus for flexibly restraining service loops in an oil derrick to prevent entangling of the loops | — | 2011-09-13 |
| 8016029 | Apparatus for flexibly restraining service loops in an oil derrick to prevent entangling of the loops | — | 2011-09-13 |
| 7918270 | Apparatus for flexibly restraining service loops in an oil derrick to prevent entangling of the loops | — | 2011-04-05 |
| 7909091 | Apparatus having improved interlocking units for flexibly restraining service loops in an oil derrick to prevent entangling of the loops | — | 2011-03-22 |