MJ

Martin R. Johnson

DI Digi International: 1 patents #1 of 10Top 10%
PA Parkervision: 1 patents #8 of 13Top 65%
📍 Oakland, CA: #67 of 401 inventorsTop 20%
🗺 California: #7,487 of 41,698 inventorsTop 20%
Overall (2011): #81,905 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7894789 Down-conversion of an electromagnetic signal with feedback control David F. Sorrells, Michael J. Bultman, Robert W. Cook, Jonathan S. Jensen, Richard C. Looke +5 more 2011-02-22
7877073 Superheterodyne receiver having at least one downconversion stage empolying a single image reject filter stage and both low-side injection and high-side injection of a local oscillator signal David Steed 2011-01-25