Chimiak; Michael A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chimiak; Michael A..The latest application filed is for "filtering system, apparatus, and method".
- Chimiak; Michael A. - Williamsville NY
| Patent | Date |
|---|---|
| Filtering System, Apparatus, And Method App 20200405367 - Szymanski; Mark C. ; et al. | 2020-12-31 |
| Oxygen concentrator with variable ambient pressure sensing control means App 20060266357 - McCombs; Norman R. ; et al. | 2006-11-30 |
| Oxygen concentrator with variable temperature and pressure sensing control means App 20060102181 - McCombs; Norman R. ; et al. | 2006-05-18 |
| Portable oxygen concentrator Grant 6,949,133 - McCombs , et al. September 27, 2 | 2005-09-27 |
| Portable oxygen concentrator App 20040149133 - McCombs, Norman R. ; et al. | 2004-08-05 |
| Portable oxygen concentrator Grant 6,764,534 - McCombs , et al. July 20, 2 | 2004-07-20 |
| Portable oxygen concentrator App 20030167924 - McCombs, Norman R. ; et al. | 2003-09-11 |
| Combined oxygen regulator and conservation device Grant 6,427,690 - McCombs , et al. August 6, 2 | 2002-08-06 |
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