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Push-pull electret transducer with controlled restoring force for low frequency microphones and energy harvesting
US patent 11228844
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instance of
United States patent
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title
Push-pull electret transducer with controlled restoring force for low frequency microphones and energy harvesting
(English)
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country
United States of America
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owned by
Johns Hopkins University
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author name string
James E. West (Baltimore, MD)
series ordinal
1
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Kailang Ren (Baltimore, MD)
series ordinal
2
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Adebayo Eisape (Baltimore, MD)
series ordinal
3
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Gerhard Sessler (Darmstadt)
series ordinal
4
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Ugur Erturun (Baltimore, MD)
series ordinal
5
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significant event
filing
point in time
18 May 2018
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consent
point in time
18 January 2022
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Identifiers
patent number
US11228844
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