Duncan; Daryl L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Duncan; Daryl L..The latest application filed is for "systems and methods for low-manganese welding wire".
- Duncan; Daryl L. - Troy OH
| Patent | Date |
|---|---|
| Systems and methods for welding mill scaled workpieces Grant 11,426,825 - Barhorst , et al. August 30, 2 | 2022-08-30 |
| Systems And Methods For Low-manganese Welding Wire App 20210146466 - Amata; Mario Anthony ; et al. | 2021-05-20 |
| Systems And Methods For Low-manganese Welding Alloys App 20200215651 - Barhorst; Steven Edward ; et al. | 2020-07-09 |
| Systems and methods for low-manganese welding alloys Grant 10,589,388 - Barhorst , et al. | 2020-03-17 |
| Systems And Methods For Welding Mill Scaled Workpieces App 20190381611 - Barhorst; Steven Edward ; et al. | 2019-12-19 |
| Systems and methods for welding mill scaled workpieces Grant 10,300,565 - Barhorst , et al. | 2019-05-28 |
| Systems And Methods For Low-manganese Welding Alloys App 20180133848 - Barhorst; Steven Edward ; et al. | 2018-05-17 |
| Systems and methods for low-manganese welding alloys Grant 9,895,774 - Barhorst , et al. February 20, 2 | 2018-02-20 |
| Systems and methods for low-manganese welding alloys Grant 9,844,838 - Barhorst , et al. December 19, 2 | 2017-12-19 |
| Systems And Methods For Welding Mill Scaled Workpieces App 20160107270 - Barhorst; Steven Edward ; et al. | 2016-04-21 |
| Systems And Methods For Low-manganese Welding Alloys App 20140349136 - Barhorst; Steven Edward ; et al. | 2014-11-27 |
| Systems And Methods For Low-manganese Welding Alloys App 20140332517 - Barhorst; Steven Edward ; et al. | 2014-11-13 |
| Sheathed Welding Wire App 20140042143 - Duncan; Daryl L. ; et al. | 2014-02-13 |
| Sheathed welding wire Grant 8,563,897 - Duncan , et al. October 22, 2 | 2013-10-22 |
| Sheathed welding wire App 20080264924 - Duncan; Daryl L. ; et al. | 2008-10-30 |
| Hardsurfacing welding wire and process Grant 6,835,913 - Duncan , et al. December 28, 2 | 2004-12-28 |
| Hardsurfacing Welding Wire And Process App 20040173592 - Duncan, Daryl L. ; et al. | 2004-09-09 |
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