Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4990076 | Pressure control apparatus and method | Michael Lynch, G. Allen Turner, Jim B. Surjaatmadja | 1991-02-05 |
| 4917349 | Valve, and set point pressure controller utilizing the same | Jim B. Surjaatmadja | 1990-04-17 |
| 4829811 | Fluid testing apparatus and method | James W. Mueller | 1989-05-16 |
| 4622846 | Consistency and static gel strength measuring device and method | John Jeffery Moon, Jr., Jim B. Surjaatmadja | 1986-11-18 |