Amann; Harold P.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Amann; Harold P..The latest application filed is for "swivel filter for use with sleep apnea and other respiratory equipment including associated interface systems".
- Amann; Harold P. - Sunset Hills MO
| Patent | Date |
|---|---|
| Filter assembly with noise attenuation Grant 7,141,101 - Amann November 28, 2 | 2006-11-28 |
| Swivel Filter For Use With Sleep Apnea And Other Respiratory Equipment Including Associated Interface Systems App 20060096597 - Amann; Harold P. | 2006-05-11 |
| Filter Assembly With Noise Attenuation App 20050279212 - Amann, Harold P. | 2005-12-22 |
| Filter housing assembly for use in oxygen concentrators and other compressors Grant 6,866,700 - Amann March 15, 2 | 2005-03-15 |
| Filter housing assembly for use in oxygen concentrators and other compressors App 20040040274 - Amann, Harold P. | 2004-03-04 |
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