DO

Dennis A. Oberlander

DI Decibel Instruments: 1 patents #5 of 9Top 60%
ZH Zounds Hearing: 1 patents #4 of 7Top 60%
Overall (All Time): #1,012,226 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8369554 Open tip for hearing aid 2013-02-05
6055319 Selectable handle for hearing devices Adnan Shennib 2000-04-25
D338530 Hearing aid 1993-08-17
4870688 Mass production auditory canal hearing aid Barry Voroba 1989-09-26
D297979 Pair of hearing aids Barry Voroba 1988-10-04