Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1045831 | Earphone | Mead C. Killion, 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 | Mead C. Killion, Andrew J. Haapapuro | 2024-02-13 |
| 10624562 | Hearing testing probe apparatus with digital interface | Steve Iseberg, Mead C. Killion, Jonathan Siegel, Sumitrajit Dhar, Dan Mapes-Riordan +1 more | 2020-04-21 |
| 10085677 | System and method for performing a hearing screening | Steve Iseberg, Steve Viranyi, Gregory R. Shaw, John S. French, Ron Scicluna +1 more | 2018-10-02 |
| 9566023 | Audiometry earphone insert | Mead C. Killion, Charles J. Aldous, Donald L. Wilson, Jonathan K. Stewart | 2017-02-14 |
| 9232292 | Electronic earplug windscreen | Andrew J. Haapapuro, Stephen D. Julstrom, Timothy S. Monroe | 2016-01-05 |
| 9198800 | Electronic earplug for providing communication and protection | Mead C. Killion, James Smarr Collins, Timothy S. Monroe, Russ Thoma, Andrew J. Haapapuro +1 more | 2015-12-01 |
| 9155494 | Hearing testing probe apparatus with digital interface | Steve Iseberg, Mead C. Killion, Jonathan Siegel, Sumitrajit Dhar, Dan Mapes-Riordan +1 more | 2015-10-13 |
| D705758 | Electronic earplug | — | 2014-05-27 |
| D705759 | Electronic earplug | — | 2014-05-27 |
| D705760 | Electronic earplug | — | 2014-05-27 |
| D705196 | Electronic earplug | — | 2014-05-20 |
| D705197 | Electronic earplug | — | 2014-05-20 |
| D705198 | Electronic earplug | — | 2014-05-20 |
| 8649546 | Insert earphone using a moving coil driver | Andrew J. Haapapuro, Mead C. Killion | 2014-02-11 |
| 8649540 | Electronic earplug | Mead C. Killion, Stephen D. Julstrom, Timothy S. Monroe | 2014-02-11 |
| 8625827 | One-size-fits-most hearing aid | Gail Gudmundsen, Mead C. Killion, Jonathan K. Stewart | 2014-01-07 |
| 8184839 | One-size-fits-most hearing aid | Gail Gudmundsen, Mead C. Killion, Jonathan K. Stewart | 2012-05-22 |
| 8107665 | Insert earphone using a moving coil driver | Andrew J. Haapapuro, Mead C. Killion | 2012-01-31 |
| 8019386 | Companion microphone system and method | William Frank Dunn, Mead C. Killion, Andrew J. Haapapuro | 2011-09-13 |
| 7991179 | High fidelity noise-excluding earphones with ergonomically designed construction | Andrew J. Haapapuro, Mead C. Killion | 2011-08-02 |
| 7881486 | Directional microphone assembly | Mead C. Killion, Robert B. Schulein, Timothy S. Monroe, Andrew J. Haapapuro, John S. French | 2011-02-01 |
| 7832080 | Directional microphone assembly | Mead C. Killion, Robert B. Schulein, Timothy S. Monroe, Andrew J. Haapapuro, John S. French | 2010-11-16 |
| 7555134 | Antenna for miniature wireless devices and improved wireless earphones supported entirely by the ear canal | William Frank Dunn, Timothy Milam, Kelly Kodama, Mead C. Killion, David M. Friesema | 2009-06-30 |
| 7551940 | Two-way voice communication device having external acoustic noise reduction | Mary Paulson, Jonathan K. Stewart, Andrew J. Haapapuro, Robert B. Schulein, Mead C. Killion | 2009-06-23 |