Patents per Year
Top Inventors at Dailey Petroleum Services All Time
Showing 1–6 of 6 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Thomas R. Beasley | 5 |
| 2 | Chuan C. Teng | 2 |
| 2 | Edward O. Anders | 2 |
| 2 | Robert W. Evans | 2 |
| #5 | Danny S. Sebastian | 1 |
| #5 | James Lawrence | 1 |
Most Valuable Patents
| Patent | Est. Value | Year |
|---|---|---|
| Drill string orienting tool | $733K | 1997 |