Inventor
STEWART JONATHAN K
US8 patents
⚠️ This page may combine multiple inventors who share the name “STEWART JONATHAN K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ETYMOTIC RES INC
6 patentsUS5113967AMay 19, 1992
Audibility earplug
ETYMOTIC RES INC162 citations97
US5131046AJul 14, 1992
High fidelity hearing aid amplifier
ETYMOTIC RES INC56 citations95
US5099856AMar 31, 1992
Electrode isolation amplifier
ETYMOTIC RES INC30 citations92
US5661420AAug 26, 1997
Mounting configuration for monolithic integrated circuit
ETYMOTIC RES INC32 citations91
US7551940B2Jun 23, 2009
Two-way voice communication device having external acoustic noise reduction
ETYMOTIC RES INC27 citations90
US9566023B2Feb 14, 2017
Audiometry earphone insert
ETYMOTIC RES INC0 citations49