JD

John C. B. Davey

📍 Ottawa, CA: #3,687 of 6,399 inventorsTop 60%
Overall (All Time): #3,319,719 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7502112 Colorimetric device and colour determination process David A. Kahn 2009-03-10