Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7984716 | Self-conforming sound attenuation earplug | Ricky W. Purcell, Steven Craig Gehling, Waihong Leong, Anne C. Moser, Scott M. Belliveau | 2011-07-26 |
| 7708110 | Bandless hearing protector and method | Waihong Leong, Steven Craig Gehling, Scott M. Belliveau, Keith Grider, Anne C. Moser +3 more | 2010-05-04 |
| 7648005 | Clip-style hearing protector | Waihong Leong, Scott M. Belliveau, Ryan Hall, Ki Bok Song, James Wolford | 2010-01-19 |