JP

John Pfeifer

📍 Kirkwood, MO: #5 of 25 inventorsTop 20%
🗺 Missouri: #155 of 1,427 inventorsTop 15%
Overall (2004): #57,492 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6768549 Ampoule analyzer apparatus Peter E. Rising 2004-07-27
6762842 Light analyzer apparatus William Frederick, Alvaro Dedios 2004-07-13