Haworth; Samuel F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Haworth; Samuel F..The latest application filed is for "bit change mechanism for a drill rig".
- Haworth; Samuel F. - Oak Creek WI
| Patent | Date |
|---|---|
| Bit change mechanism for a drill rig Grant 11,142,970 - Gaska , et al. October 12, 2 | 2021-10-12 |
| Bit Change Mechanism For A Drill Rig App 20200217153 - Gaska; Jason E. ; et al. | 2020-07-09 |
| Bit change mechanism for a drill rig Grant 10,597,956 - Gaska , et al. | 2020-03-24 |
| Combustor for heating of airflow on a drill rig Grant 10,132,130 - Haworth November 20, 2 | 2018-11-20 |
| Adjustable Breakout Wrench For A Mining Machine App 20170234085 - Gaska; Jason E. ; et al. | 2017-08-17 |
| Bit Change Mechanism For A Drill Rig App 20170234087 - Gaska; Jason E. ; et al. | 2017-08-17 |
| Combustor For Heating Of Airflow On A Drill Rig App 20170051569 - Haworth; Samuel F. | 2017-02-23 |
| Rope shovel Grant 9,297,140 - Hren , et al. March 29, 2 | 2016-03-29 |
| Rope Shovel App 20140037414 - Hren; William J. ; et al. | 2014-02-06 |
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