DB

Doug M. Birkholz

CP Cardiac Pacemakers: 2 patents #31 of 159Top 20%
📍 Shoreview, MN: #11 of 75 inventorsTop 15%
🗺 Minnesota: #442 of 4,231 inventorsTop 15%
Overall (2005): #58,100 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6920355 Multi-site hybrid hardware-based cardiac pacemaker Kenneth L. Baker, David L. Perschbacher, Andrew P. Kramer, Gary T. Seim 2005-07-19
6873875 Implantable pulse generator and method having adjustable signal blanking James O. Gilkerson, David L. Perschbacher 2005-03-29