AC

Allan S. Copeland

BO Bose: 1 patents #696 of 1,083Top 65%
📍 Hopedale, MA: #55 of 84 inventorsTop 70%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #3,372,389 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7463746 Narrow opening electroacoustical transducing Gerald F. Caron, George E. P. Chute, Eric J. Freeman, Doug Kramer 2008-12-09