John Sayles

BC Ballymore Company: 2 patents #2 of 5Top 40%

📍 West Chester, PA: #610 of 1,305 inventorsTop 50%

🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%

Overall (All Time): #2,005,426 of 4,157,543Top 50%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
9327953	Safe zone detection system for lift having a pluarlity of sensors	—	2016-05-03
7828115	Weight-releasing ladder lockstep	—	2010-11-09