David A. Perring

📍 Lincoln, IL: #12 of 32 inventorsTop 40%

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

Overall (All Time): #1,943,008 of 4,157,543Top 50%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
10357331	Non-abrasive cleaning products	—	2019-07-23
8152929	Non-abrasive cleaning products	—	2012-04-10