Issued Patents All Time
Showing 1–25 of 98 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1045831 | Earphone | Viorel Drambarean, Andrew J. Haapapuro | 2024-10-08 |
| 11902750 | System and method for providing an arrangement of two first-order directional microphones arranged in tandem to form a second-order directional microphone system | Andrew J. Haapapuro, Viorel Drambarean | 2024-02-13 |
| 11310605 | Optical electro-mechanical hearing devices with separate power and signal components | Sunil Puria, Jonathan P. Fay, Lee Felsenstein, James Stone, Vincent Pluvinage | 2022-04-19 |
| 10624562 | Hearing testing probe apparatus with digital interface | Steve Iseberg, Jonathan Siegel, Sumitrajit Dhar, Viorel Drambarean, Dan Mapes-Riordan +1 more | 2020-04-21 |
| 10560786 | Speech intelligibility enhancement system | Michael J. Cevette, Jan Stepanek, Charles J. Aldous | 2020-02-11 |
| 10516949 | Optical electro-mechanical hearing devices with separate power and signal components | Sunil Puria, Jonathan P. Fay, Lee Felsenstein, James Stone, Vincent Pluvinage | 2019-12-24 |
| 10505640 | Sliding bias method and system for reducing idling current while maintaining maximum undistorted output capability in a single-ended pulse modulated driver | — | 2019-12-10 |
| 10357402 | Method and system for determining the occlusion effect in an earpiece | — | 2019-07-23 |
| 10306375 | Speech intelligibility enhancement system | Michael J. Cevette, Jan Stepanek, Charles J. Aldous | 2019-05-28 |
| 10085677 | System and method for performing a hearing screening | Steve Iseberg, Steve Viranyi, Gregory R. Shaw, Viorel Drambarean, John S. French +1 more | 2018-10-02 |
| 9961454 | Optical electro-mechanical hearing devices with separate power and signal components | Sunil Puria, Jonathan P. Fay, Lee Felsenstein, James Stone, Vincent Pluvinage | 2018-05-01 |
| 9867572 | Method and system for rapidly determining and displaying the depth of ear tip placement to improve the reliability of hearing tests | Jonathan Siegel, Sumitrajit Dhar | 2018-01-16 |
| 9591409 | Optical electro-mechanical hearing devices with separate power and signal components | Sunil Puria, Jonathan P. Fay, Lee Felsenstein, James Stone, Vincent Pluvinage | 2017-03-07 |
| 9566023 | Audiometry earphone insert | Charles J. Aldous, Viorel Drambarean, Donald L. Wilson, Jonathan K. Stewart | 2017-02-14 |
| 9222827 | Method and system for an ultra low power dosimeter | — | 2015-12-29 |
| 9198800 | Electronic earplug for providing communication and protection | James Smarr Collins, Timothy S. Monroe, Russ Thoma, Viorel Drambarean, Andrew J. Haapapuro +1 more | 2015-12-01 |
| 9155494 | Hearing testing probe apparatus with digital interface | Steve Iseberg, Jonathan Siegel, Sumitrajit Dhar, Viorel Drambarean, Dan Mapes-Riordan +1 more | 2015-10-13 |
| 8750544 | Electronic earplug with transistor switching for introducing electronic control of the gain and providing audible switch indications | Norman P. Matzen | 2014-06-10 |
| 8715152 | Optical electro-mechanical hearing devices with separate power and signal components | Sunil Puria, Jonathan P. Fay, Lee Felsenstein, James Stone, Vincent Pluvinage | 2014-05-06 |
| 8660282 | Amplification circuit and hearing aid | William A. Johnson | 2014-02-25 |
| 8649540 | Electronic earplug | Stephen D. Julstrom, Timothy S. Monroe, Viorel Drambarean | 2014-02-11 |
| 8649546 | Insert earphone using a moving coil driver | Andrew J. Haapapuro, Viorel Drambarean | 2014-02-11 |
| 8625827 | One-size-fits-most hearing aid | Gail Gudmundsen, Viorel Drambarean, Jonathan K. Stewart | 2014-01-07 |
| 8460816 | Rechargeable battery assemblies and methods of constructing rechargeable battery assemblies | Stephen D. Julstrom, Timothy S. Monroe, John Edward Oltman | 2013-06-11 |
| 8322222 | Method and system for noise dosimeter with quick-check mode and earphone adapter | Jack Goldberg, Gregory A. Flamme, Dana S. Helmink | 2012-12-04 |