DM

Dan Mapes-Riordan

ER Etymotic Research: 1 patents #2 of 4Top 50%
📍 Evanston, IL: #34 of 107 inventorsTop 35%
🗺 Illinois: #1,486 of 5,836 inventorsTop 30%
Overall (2002): #233,924 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6466678 Hearing aid having digital damping Mead C. Killion, Chris W. Papalias, Anthony J. Becker 2002-10-15