Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872507 | Well bore apparatus arranged for operating in high-temperature wells as well as in low-temperature wells | Robert L. Ronco, Sr. | 1989-10-10 |
| 4671349 | Well logging electronics cooling system | — | 1987-06-09 |
| 4629888 | Well logging tool for hot well bores | — | 1986-12-16 |
| 4480186 | Compensated density well logging tool | — | 1984-10-30 |