Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8079427 | Methods of forming earth-boring tools having features for affecting cuttings flow | Floyd C. Felderhoff, Rudolf Carl Pessier | 2011-12-20 |
| 7918292 | Earth-boring tools having features for affecting cuttings flow | Floyd C. Felderhoff, Rudolf Carl Pessier | 2011-04-05 |
| 7779936 | Staggered compact row on same land | Floyd C. Felderhoff, Robert M. Welch | 2010-08-24 |