Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4570705 | Sheave drive assembly for flexible production tubing | — | 1986-02-18 |
| 4541783 | Long stroke, double acting pump having tension guide member | — | 1985-09-17 |
| 4515532 | Single action pneumatic powered spring retractable pump | — | 1985-05-07 |
| 4476923 | Flexible tubing production system for well installation | — | 1984-10-16 |
| 4445819 | Single action pneumatic powered spring retractable pump | — | 1984-05-01 |
| 4374530 | Flexible production tubing | — | 1983-02-22 |
| 4345784 | Connector assembly for flexible production tubing | — | 1982-08-24 |
| 4336415 | Flexible production tubing | — | 1982-06-22 |