Douglas S. Knights

📍 Sandwich, IL: #37 of 98 inventorsTop 40%

🗺 Illinois: #34,584 of 84,256 inventorsTop 45%

Overall (All Time): #2,312,015 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5151841	Electrical safety apparatus	—	1992-09-29
4796938	Garden scoop	—	1989-01-10