Doug Zimmerer

VM Val-Matic Valve & Manufacturing: 1 patents #1 of 2Top 50%

📍 Winfield, IL: #3 of 12 inventorsTop 25%

🗺 Illinois: #2,645 of 8,683 inventorsTop 35%

Overall (2023): #459,405 of 537,848Top 90%

Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11767921	Ball valve	Timothy M. O'Shea	2023-09-26