Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878382 | Method of monitoring the drilling operations by analyzing the circulating drilling mud | Timothy Gareth John Jones | 1989-11-07 |
TH
Trevor Hughes
Overall (1989): #47,682 of 140,708Top 35%
1
Patents 1989