Rogers; Ralph F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Rogers; Ralph F..The latest application filed is for "gearbox brake for mining machinery".
- Rogers; Ralph F. - Sharon Center OH
- Rogers; Ralph F. - Woodbury MN
| Patent | Date |
|---|---|
| Gearbox brake for mining machinery Grant 7,493,992 - Rogers February 24, 2 | 2009-02-24 |
| Gearbox brake for mining machinery App 20070034458 - Rogers; Ralph F. | 2007-02-15 |
| Delivery system for non-aqueous paste dental materials Grant 5,848,894 - Rogers December 15, 1 | 1998-12-15 |
| Cartridge dispensing system for dental material Grant 5,722,829 - Wilcox , et al. March 3, 1 | 1998-03-03 |
| Syringe tip forming apparatus Grant 5,295,827 - Fundingsland , et al. March 22, 1 | 1994-03-22 |
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