Assignee
CAMPBELL DON E K
US·3 granted patents·1 pending application·61 citations·filing 2009–2013
Top patents by PatentIndex Score
4 records- 0190US8800712B2Ear tip piece for attenuating soundCAMPBELL DON E K·Filed 2012·Granted Aug 12, 2014·47 cites·22 claims
- 0279US8180083B2Protective cover for behind-the-ear hearing aid deviceCAMPBELL DON E K·Filed 2009·Granted May 15, 2012·14 cites·26 claims
- 0343US8820474B2Ear tip piece for hearing instrumentsCAMPBELL DON E K·Filed 2011·Granted Sep 2, 2014·0 cites·22 claims
- 0441US2015242444A1Coded image sharing system (ciss)CAMPBELL DON E K·Filed 2013·Application pending·0 cites
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