James P. Hopper

📍 Delmont, PA: #32 of 87 inventorsTop 40%

🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%

Overall (All Time): #1,630,705 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6139071	Locking system for a double-hung window	—	2000-10-31
5570548	Window sash and an associated method of making a window sash	—	1996-11-05
5379518	Method of producing a window sash	—	1995-01-10