Kempf; Richard P.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kempf; Richard P..The latest application filed is for "vibratory crushing apparatus".
- Kempf; Richard P. - Crystal Lake IL US
- Kempf; Richard P. - Woodstock IL
| Patent | Date |
|---|---|
| Variable conveyor Grant 9,238,229 - Kempf , et al. January 19, 2 | 2016-01-19 |
| Vibratory crushing apparatus Grant 8,528,846 - Kempf , et al. September 10, 2 | 2013-09-10 |
| Vibratory Crushing Apparatus App 20110089278 - Kempf; Richard P. ; et al. | 2011-04-21 |
| Conveyor for and method of conveying heated material Grant 7,849,997 - Mathis, Jr. , et al. December 14, 2 | 2010-12-14 |
| Conveyor For And Method Of Conveying Heated Material App 20090272629 - Mathis, JR.; Oscar L. ; et al. | 2009-11-05 |
| Conveyor for and method of conveying heated material Grant 7,559,725 - Mathis, Jr. , et al. July 14, 2 | 2009-07-14 |
| Conveyor for and method of conveying heated material App 20070108023 - Mathis; Oscar L. JR. ; et al. | 2007-05-17 |
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