PS

Peter M. Schwarzenbach

📍 Marblehead, MA: #151 of 401 inventorsTop 40%
🗺 Massachusetts: #33,482 of 88,656 inventorsTop 40%
Overall (All Time): #1,523,383 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
RE45678 Auto-lock compact rope descent device Samuel Morton 2015-09-29
8616333 Auto-lock compact rope descent device Samuel Morton 2013-12-31
8376081 Auto-lock compact rope descent device Samuel Morton 2013-02-19