Watkins; Walter A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Watkins; Walter A..The latest application filed is for "adjustable seat support for a wheelchair".
- Watkins; Walter A. - Courtdale PA
| Patent | Date |
|---|---|
| Adjustable seat support for a wheelchair Grant 6,913,318 - Higley , et al. July 5, 2 | 2005-07-05 |
| Adjustable hinge and support structure Grant 6,749,262 - Schaffner , et al. June 15, 2 | 2004-06-15 |
| Adjustable seat support for a wheelchair App 20040104614 - Higley, Melvin Scott ; et al. | 2004-06-03 |
| Anti-tip caster suspension for a wheelchair Grant 6,543,798 - Schaffner , et al. April 8, 2 | 2003-04-08 |
| Adjustable height anti-tip wheels for a power wheelchair Grant 6,533,306 - Watkins March 18, 2 | 2003-03-18 |
| Adjustable height anti-tip wheels for a power wheelchair App 20020093172 - Watkins, Walter A. | 2002-07-18 |
| Anti-tip caster suspension for a wheelchair App 20020030343 - Schaffner, Walter E. ; et al. | 2002-03-14 |
| Adjustable hinge and support structure App 20020005659 - Schaffner, Walter E. ; et al. | 2002-01-17 |
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