MR

Matthew Roberts

ER Etymotic Research: 1 patents #6 of 17Top 40%
📍 Munich, IL: #1 of 5 inventorsTop 20%
Overall (2004): #159,304 of 270,089Top 60%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6831987 Directional microphone assembly Mead C. Killion, Jonathan K. Stewart, Don Wilson, Steve Iseberg, Timothy S. Monroe 2004-12-14