JP

John Pfeifer

📍 Kirkwood, MO: #3 of 22 inventorsTop 15%
🗺 Missouri: #180 of 1,485 inventorsTop 15%
Overall (2002): #57,814 of 266,432Top 25%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6493085 Light analyzer apparatus William Frederick, Alvaro Dedios, Stephen C. Fog 2002-12-10
6444462 Incubation system for an analyzer apparatus William Frederick, Alvaro Dedios 2002-09-03