PS

Peter J. Sprague

📍 Lenox, MA: #1 of 4 inventorsTop 25%
🗺 Massachusetts: #2,120 of 12,163 inventorsTop 20%
Overall (2016): #108,437 of 481,213Top 25%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9380374 Hearing assistance systems configured to detect and provide protection to the user from harmful conditions Wayne D. Boyle, Janet Baker 2016-06-28
9301057 Hearing assistance system Wayne D. Boyle 2016-03-29