Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667008 | Seal electrical conductor arrangement for use with a well bore in hazardous areas | — | 1997-09-16 |
| 5667009 | Rubber boots for electrical connection for down hole well | — | 1997-09-16 |
| 5642780 | Stand off for electrical connection in an underground well | — | 1997-07-01 |
| 5626190 | Apparatus for protecting electrical connection from moisture in a hazardous area adjacent a wellhead barrier for an underground well | — | 1997-05-06 |