Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D993165 | Battery | William P. Atwood, Yi-Chi Huang, Jeffrey L. Hamer, Paul D. Henry | 2023-07-25 |
| 11304851 | Push-to-fit earplug with tip cavity | Robert C. Coffin, Matthew V. Stonebraker, Jr., Jacob H. Ely, Jeff L. Hamer, Kenneth F. Teeters | 2022-04-19 |
| D895901 | Hearing protector | Robert C. Coffin, Matthew V. Stonebraker, Jr., Jacob H. Ely | 2020-09-08 |
| D889754 | Hearing protector | Robert C. Coffin, Matthew V. Stonebraker, Jr., Jacob H. Ely | 2020-07-07 |
| 10660797 | Push-to-fit earplug having an array of cavities | Jeffrey L. Hamer, Kenneth F. Teeters | 2020-05-26 |
| 10398602 | Earplug with tip cavity and methods of manufacturing the same | Jeffrey L. Hamer, Kenneth F. Teeters | 2019-09-03 |
| D816067 | Push to talk handheld device having a stepped body for buttons | Jacob H. Ely, Gregory G. Tamer | 2018-04-24 |
| D806688 | Push to talk handheld device having a curvature near the body and cable connection | Jacob H. Ely, Gregory G. Tamer | 2018-01-02 |
| D798434 | Earplug | Jeffrey L. Hamer, Kenneth F. Teeters | 2017-09-26 |
| D798435 | Earplug | Jeffrey L. Hamer, Kenneth F. Teeters | 2017-09-26 |
| 9549855 | Earplug with tip cavity and methods of manufacturing the same | Jeffrey L. Hamer, Kenneth F. Teeters | 2017-01-24 |
| D759802 | Earplug tip | Jeffrey L. Hamer, Kenneth F. Teeters | 2016-06-21 |
| D757925 | Earplug tip | Jeffrey L. Hamer, Kenneth F. Teeters | 2016-05-31 |
| D755760 | Push to talk handheld device with body scallops around buttons | Jacob H. Ely, Mark A. Yoder | 2016-05-10 |
| D721678 | Ear tip | — | 2015-01-27 |
| D717937 | Earplug | Jeffrey L. Hamer, Kenneth F. Teeters | 2014-11-18 |
| D717273 | Ear tip | — | 2014-11-11 |
| 8528779 | Dispenser with waste collection spool, and method of using | Jeffrey L. Hamer, Ken F. Teeters, Andrew Linton, Tim Stern, Mark White | 2013-09-10 |
| D660291 | Earbud | Robert Karlsson, Niklas D. B. Emilsson | 2012-05-22 |
| D632678 | Ear bud shaft and taper | James D. Brown, Paul D. Henry, David M. Lutgring, Michael J. Pescetto | 2011-02-15 |
| D632677 | Ear bud body shape | James D. Brown, Paul D. Henry, David M. Lutgring, Michael J. Pescetto | 2011-02-15 |