Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10940044 | In-ear noise dosimetry system | — | 2021-03-09 |
| 10522903 | Transmitter with improved sensitivity and shielding | — | 2019-12-31 |
| 10448143 | Wireless communications headset system employing a loop transmitter that fits around the pinna | — | 2019-10-15 |
| 10448144 | Magnetic field antenna | — | 2019-10-15 |
| 10357403 | Wireless earplug with improved sensitivity and form factor | — | 2019-07-23 |
| 10258509 | In-ear noise dosimetry system | — | 2019-04-16 |
| 9924261 | Ear defender with concha simulator | — | 2018-03-20 |
| 9774946 | Wireless earplug with improved sensitivity and form factor | — | 2017-09-26 |
| 9609411 | Microphone environmental protection device | — | 2017-03-28 |
| 9548537 | Transmitter with improved sensitivity and shielding | — | 2017-01-17 |
| 9525930 | Magnetic field antenna | — | 2016-12-20 |
| 9516404 | Wireless earplug with improved sensitivity and form factor | — | 2016-12-06 |
| 9473846 | Ear defender with concha simulator | — | 2016-10-18 |
| 9351064 | Wireless communications headset system employing a loop transmitter that fits around the pinna | — | 2016-05-24 |
| 9084053 | Microphone environmental protection device | — | 2015-07-14 |
| 9083388 | Transmitter with improved sensitivity and shielding | — | 2015-07-14 |
| 8897458 | Concha-fitting custom earplug with flexible skin and filler material | Mark DeWilde | 2014-11-25 |
| 8693720 | Wireless earplug with improved sensitivity and form factor | — | 2014-04-08 |
| 8688036 | Wireless communications headset system employing a loop transmitter that fits around the pinna | Mike Bartos | 2014-04-01 |
| 8638963 | Ear defender with concha simulator | — | 2014-01-28 |
| 8498440 | Eartip with tether | Mark DeWilde | 2013-07-30 |
| 8379872 | Talk-through listening device channel switching | — | 2013-02-19 |
| D657499 | Earplug | David G. Parkins, David L. Fergot, Douglas M. Russell | 2012-04-10 |
| D655273 | Earcup for a headset | David G. Parkins, David L. Fergot, Douglas M. Russell | 2012-03-06 |
| 7740104 | Multiple resonator attenuating earplug | John R. MacGillivray | 2010-06-22 |