Joy Global Underground Mining Inc
Patent Applications and Registrations
Patent applications and USPTO patent grants for Joy Global Underground Mining Inc.The latest application filed is for "impact sensor and control system for a longwall shearer".
- Joy Global Underground Mining Inc - Warrendale PA
- Joy Global Underground Mining Inc - Milwaukee WI
| Patent | Date |
|---|---|
| Impact sensor and control system for a longwall shearer Grant 11,319,809 - Niederriter , et al. May 3, 2 | 2022-05-03 |
| System and method for specifying and controlling sump depth Grant 11,306,585 - Theunissen April 19, 2 | 2022-04-19 |
| Methods and systems for estimating the hardness of a rock mass Grant 11,041,375 - Reid , et al. June 22, 2 | 2021-06-22 |
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