Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11870372 | Flexible and hybrid energy harvesting device combining piezoelectric and electrostatic conversions | Ugur Erturun, Sung Hoon Kang, Adebayo Eisape | 2024-01-09 |
| 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 |
| 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 |
| 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 |
| 5848172 | Directional microphone | Jonathan B. Allen, John Charles Baumhauer, Jr. | 1998-12-08 |
| 5838786 | Intelligent acoustic systems peripheral | David Alan Brown, Alan Dean Michel, Wayne Allen Weise | 1998-11-17 |
| 5748757 | Collapsible image derived differential microphone | Robert A. Kubli | 1998-05-05 |
| 5586191 | Adjustable filter for differential microphones | Gary W. Elko, Robert A. Kubli, Dennis R. Morgan | 1996-12-17 |
| 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 |