| 11870372 |
Flexible and hybrid energy harvesting device combining piezoelectric and electrostatic conversions |
Ugur Erturun, Sung Hoon Kang, Adebayo Eisape |
2024-01-09 |
$40,494,000 |
| 11228844 |
Push-pull electret transducer with controlled restoring force for low frequency microphones and energy harvesting |
Kailang Ren, Adebayo Eisape, Gerhard Sessler, Ugur Erturun |
2022-01-18 |
$206,721,000 |
| 10765399 |
Programmable electronic stethoscope devices, algorithms, systems, and methods |
Dimitra Emmanouilidou, Mounya Elhilali, Ian Mitra McLane |
2020-09-08 |
|
| 9838800 |
PBLG based planar microphones |
Kailiang Ren, Michael Xingyi Yu |
2017-12-05 |
|
| 9641951 |
System and method for fast binaural rendering of complex acoustic scenes |
Joshua D. Atkins |
2017-05-02 |
|
| 9634153 |
Sensor using sensing mechanism having combined static charge and field effect transistor |
Won Kyu Moon, Min Chul SUNG, Yub Je, Kum Jae Shin |
2017-04-25 |
|
| 9484524 |
Piezoelectric compositions |
Michael Yu, Ilene J. Busch-Vishniac, Dawnielle Farrar |
2016-11-01 |
|
| 9362481 |
Continuous piezoelectric film including polar polymer fibers |
Michael Yu, Kailiang Ren |
2016-06-07 |
|
| 8946974 |
Piezoelectric polymer fibers |
Michael Yu, Dawnielle Farrar, Wonkyu Moon, Sangkyu Lee |
2015-02-03 |
|
| 8641919 |
Piezoelectric compositions |
Michael Yu, Ilene J. Busch-Vishniac, Dawnielle Farrar |
2014-02-04 |
|
| 8064969 |
Method and apparatus for combined wired/wireless pop-out speakerphone microphone |
Eric John Diethorn, Gary W. Elko, Biing-Hwang Juang |
2011-11-22 |
|
| 7030905 |
Real-time method and apparatus for tracking a moving object experiencing a change in direction |
Ingrid B. Carlbom, Agata Opalach |
2006-04-18 |
$10,985,000 |
| 6751322 |
Acoustic modeling system and method using pre-computed data structures for beam tracing and path generation |
Ingrid B. Carlbom, Gary W. Elko, Thomas A. Funkhouser, Sarma VGK Pingali, Man M. Sondhi |
2004-06-15 |
$17,639,000 |
| 5848172 |
Directional microphone |
Jonathan B. Allen, John Charles Baumhauer, Jr. |
1998-12-08 |
$52,365,000 |
| 5838786 |
Intelligent acoustic systems peripheral |
David Alan Brown, Alan Dean Michel, Wayne Allen Weise |
1998-11-17 |
$34,598,000 |
| 5748757 |
Collapsible image derived differential microphone |
Robert A. Kubli |
1998-05-05 |
$48,520,000 |
| 5586191 |
Adjustable filter for differential microphones |
Gary W. Elko, Robert A. Kubli, Dennis R. Morgan |
1996-12-17 |
$111,186,000 |
| 5388163 |
Electret transducer array and fabrication technique |
Gary W. Elko, Michael M. Goodwin, Robert A. Kubli |
1995-02-07 |
|
| 5303307 |
Adjustable filter for differential microphones |
Gary W. Elko, Robert A. Kubli, Dennis R. Morgan |
1994-04-12 |
|
| 5093570 |
Discriminating electret radioactivity detector system and method for measuring radon concentration |
Kurt Dorfi, Gerhard Sessler |
1992-03-03 |
|
| 4965775 |
Image derived directional microphones |
Gary W. Elko, Robert A. Kubli, Jeffrey Phillip McAteer |
1990-10-23 |
|
| 4802227 |
Noise reduction processing arrangement for microphone arrays |
Gary W. Elko, Man M. Sondhi |
1989-01-31 |
|
| 4742548 |
Unidirectional second order gradient microphone |
Martin Sessler |
1988-05-03 |
|
| 4675906 |
Second order toroidal microphone |
Martin Sessler |
1987-06-23 |
|
| 4612145 |
Method for producing electret-containing devices |
Harvey D. Keith, Heinz Von Seggern, Tsuey T. Wang |
1986-09-16 |
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