Ipsen; Michael
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ipsen; Michael.The latest application filed is for "hearing aid microphone protective barrier".
- Ipsen; Michael - Redwood City CA
| Patent | Date |
|---|---|
| Hearing aid microphone protective barrier Grant 8,494,200 - Ram , et al. July 23, 2 | 2013-07-23 |
| Hearing Aid Microphone Protective Barrier App 20110085688 - Ram; Sunder ; et al. | 2011-04-14 |
| Hearing aid microphone protective barrier Grant 7,876,919 - Ram , et al. January 25, 2 | 2011-01-25 |
| Moisture resistant microphone App 20070003081 - Ram; Sunder ; et al. | 2007-01-04 |
| Hearing Aid Microphone Protective Barrier App 20070003087 - Ram; Sunder ; et al. | 2007-01-04 |
| Adjustable sealable connector Grant 6,866,529 - Hobson , et al. March 15, 2 | 2005-03-15 |
| Sealable connector App 20020102874 - Hobson, Michael ; et al. | 2002-08-01 |
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