Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6098728 | Rock bit nozzle arrangement | Jennifer Ann Wells, Christopher S. Charles, James L. Duggan, Thomas John Gottschalk, Timothy K. Marvel +2 more | 2000-08-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6098728 | Rock bit nozzle arrangement | Jennifer Ann Wells, Christopher S. Charles, James L. Duggan, Thomas John Gottschalk, Timothy K. Marvel +2 more | 2000-08-08 |