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Patent applications and USPTO patent grants for Wiederholtz; Erik.The latest application filed is for "audio device with audio signal processing based on acoustic valve state".
Patent | Date |
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Audio device with audio signal processing based on acoustic valve state Grant 11,102,576 - Miller , et al. August 24, 2 | 2021-08-24 |
Driver with acoustic filter chamber Grant 11,082,778 - Wiederholtz August 3, 2 | 2021-08-03 |
Audio device with acoustic valve Grant 10,939,217 - Monti , et al. March 2, 2 | 2021-03-02 |
Audio Device With Audio Signal Processing Based On Acoustic Valve State App 20200213731 - Miller; Thomas ;   et al. | 2020-07-02 |
Hearing device with contextually actuated valve Grant 10,687,153 - Albahri , et al. | 2020-06-16 |
Hybrid transducer Grant 10,516,935 - Wiederholtz , et al. Dec | 2019-12-24 |
Audio Device With Contextually Actuated Valve App 20190215621 - Albahri; Shehab ;   et al. | 2019-07-11 |
Audio Device With Acoustic Valve App 20190208343 - Monti; Christopher ;   et al. | 2019-07-04 |
Fluid-filled Ear Tip App 20190208302 - Monti; Christopher ;   et al. | 2019-07-04 |
Hybrid Transducer App 20180213318 - Wiederholtz; Erik ;   et al. | 2018-07-26 |
Driver With Acoustic Filter Chamber App 20170272868 - Wiederholtz; Erik | 2017-09-21 |
Audio Device With Acoustic Valve App 20170251292 - Wiederholtz; Erik | 2017-08-31 |
Acoustic Receiver With Internal Screen App 20140355787 - Jiles; Mekell ;   et al. | 2014-12-04 |
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