AM

Andy MacCallum

📍 Hearst, CA: #5 of 9 inventorsTop 60%
Overall (2011): #362,880 of 364,097Top 100%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7986245 Measurement while drilling mud pulser control valve mechanism Daniel Seutter, Robert Diederichs, Jerry Yee 2011-07-26