Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5414217 | Hydrogen sulfide resistant ESP cable | Thomson H. Wallace | 1995-05-09 |
| 5384430 | Double armor cable with auxiliary line | Roger B. Anthony | 1995-01-24 |
| 5255739 | Clamp for attaching electric submersible pump cable to sucker rod | Robert F. Bailey | 1993-10-26 |
| 5191173 | Electrical cable in reeled tubing | Phillip S. Sizer, Malcolm N. Council, Willard J. Deese, E. G. Hoffman, Robert F. Bailey | 1993-03-02 |
| 5051103 | Electrical coupling assembly for hot, high pressure service | — | 1991-09-24 |
| 4959022 | Electrical connector for high pressure applications with rapid pressure transients | — | 1990-09-25 |
| 4927386 | Electrical cable connector for use in oil wells | — | 1990-05-22 |
| 4854886 | Electrical penetrator for hot, high pressure service | — | 1989-08-08 |
| 4791246 | Power cable useful in seismic testing | — | 1988-12-13 |
| 4780574 | Lead sheathed power cable | — | 1988-10-25 |
| 4740658 | Pushing and pulling cable | Ernest G. Hoffman | 1988-04-26 |
| 4719316 | Splice for pushing and pulling cable | Ernest G. Hoffman, Fernando Tabak | 1988-01-12 |
| 4716260 | Pushing and pulling cable | Ernest G. Hoffman | 1987-12-29 |
| 4707568 | Armored power cable with edge supports | Ernest G. Hoffman | 1987-11-17 |
| 4675474 | Reinforced electrical cable and method of forming the cable | — | 1987-06-23 |
| RE32225 | Oil well cable | — | 1986-08-12 |
| 4572926 | Armored electrical cable with lead sheath | Robert C. Ganssle, Ernest G. Hoffman | 1986-02-25 |
| 4567320 | Reinforced electrical cable and method of forming the cable | Armand Moscovici | 1986-01-28 |
| 4536609 | Oil well electrical cable with gas conducting channel and vent | — | 1985-08-20 |
| 4532374 | Electrical cable for use in extreme environments | — | 1985-07-30 |
| 4490577 | Electrical cable for use in extreme environments | — | 1984-12-25 |
| 4454377 | Oil well cable | — | 1984-06-12 |
| 4454378 | Arcuate armored cable | — | 1984-06-12 |
| 4453035 | Oil well cable | — | 1984-06-05 |
| 4453036 | Oil well cable | — | 1984-06-05 |