Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5031695 | Well casing hanger with wide temperature range seal | David Cain, Ronald W. Henley, Tep Ungchusri, John C. Vicic | 1991-07-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5031695 | Well casing hanger with wide temperature range seal | David Cain, Ronald W. Henley, Tep Ungchusri, John C. Vicic | 1991-07-16 |