John C. Henderson

📍 Harrisburg, PA: #21 of 46 inventorsTop 50%

🗺 Pennsylvania: #2,542 of 7,986 inventorsTop 35%

Overall (2020): #412,937 of 565,922Top 75%

Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
RE47799	Roof ventilation apparatus	—	2020-01-07