Prindle; Donald R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Prindle; Donald R..The latest application filed is for "two-way magnetorheological fluid valve assembly and devices utilizing same".
- Prindle; Donald R. - North East PA
- Prindle; Donald R. - Nort East PA
| Patent | Date |
|---|---|
| Two-way magnetorheological fluid valve assembly and devices utilizing same Grant 6,158,470 - Ivers , et al. December 12, 2 | 2000-12-12 |
| Adjustable valve and vibration damper utilizing same Grant 6,131,709 - Jolly , et al. October 17, 2 | 2000-10-17 |
| Two-way magnetorheological fluid valve assembly and devices utilizing same Grant 6,095,486 - Ivers , et al. August 1, 2 | 2000-08-01 |
| Controllable vibration apparatus Grant 5,878,851 - Carlson , et al. March 9, 1 | 1999-03-09 |
| Controllable brake Grant 5,842,547 - Carlson , et al. December 1, 1 | 1998-12-01 |
| Valving for a controllable shock absorber Grant 5,207,774 - Wolfe , et al. May 4, 1 | 1993-05-04 |
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