DD

David J. Delage

ER Etymotic Research: 3 patents #23 of 67Top 35%
📍 Portsmouth, NH: #94 of 252 inventorsTop 40%
🗺 New Hampshire: #4,150 of 12,181 inventorsTop 35%
Overall (All Time): #1,604,115 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6731768 Hearing aid having switched release automatic gain control 2004-05-04
6590987 Two-wired hearing aid system utilizing two-way communication for programming 2003-07-08
6058197 Multi-mode portable programming device for programmable auditory prostheses 2000-05-02