Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198919 | Wellbore tubular air quenching | David Martin Ellis, Christopher Alan Conrey, Daryl Stevenson | 2021-12-14 |
| 10344346 | Wellbore tubular air quenching | David Martin Ellis, Christopher Alan Conrey, Daryl Stevenson | 2019-07-09 |
| 7770533 | Bird flight diversion device and system for fixing same to overhead wires and cables | Mauricio Ramirez, Alberto Naranjo, Maria del Pilar Noriega, Miguel Luna, Apolinar Alzate | 2010-08-10 |
| 6393885 | Tooling for deep rolling fillets of crankshaft journals | — | 2002-05-28 |
| 6154941 | Crankshaft thrust face burnisher and method | Hans-Toni Steffens | 2000-12-05 |
| 6094956 | Support tool for deep rolling crankshaft fillets | Eugene Vodopyanov | 2000-08-01 |