John R. Grayson

AQ Aquion: 1 patents #1 of 1Top 100%

📍 Inverness, IL: #2 of 9 inventorsTop 25%

🗺 Illinois: #1,118 of 4,656 inventorsTop 25%

Overall (1997): #129,067 of 185,788Top 70%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5645105	Tank-filling shut-off valve	—	1997-07-08