Kaal; Marcus Johannes Aloysius
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kaal; Marcus Johannes Aloysius.The latest application filed is for "hearing aid".
- Kaal; Marcus Johannes Aloysius - Amsterdam NL
| Patent | Date |
|---|---|
| Hearing aid Grant 9,838,808 - Pander , et al. December 5, 2 | 2017-12-05 |
| Hearing aid, expansion unit and method for manufacturing a hearing aid Grant 8,798,294 - Havenith , et al. August 5, 2 | 2014-08-05 |
| Hearing Aid App 20140198939 - Pander; Aeldrik ; et al. | 2014-07-17 |
| Hearing aid Grant 8,699,736 - Pander , et al. April 15, 2 | 2014-04-15 |
| Hearing aid Grant 8,284,974 - Pander , et al. October 9, 2 | 2012-10-09 |
| Hearing Aid App 20120230528 - Pander; Aeldrik ; et al. | 2012-09-13 |
| Hearing Aid App 20090316940 - Pander; Aeldrik ; et al. | 2009-12-24 |
| Hearing Aid, Expansion Unit And Method For Manufacturing A Hearing Aid App 20090262964 - Havenith; Michel Martin Marie ; et al. | 2009-10-22 |
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