DH

David R. Helms

SS Sige Semiconductor: 2 patents #1 of 12Top 9%
📍 Tyngsborough, MA: #2 of 14 inventorsTop 15%
🗺 Massachusetts: #580 of 6,037 inventorsTop 10%
Overall (2005): #59,347 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6917243 Integrated power amplifier circuit Mark M. Doherty, John D. Gillis, Michael Joseph McPartlin, Phillip Antognetti 2005-07-12
6882220 Integrated power amplifier circuit Mark M. Doherty, John D. Gillis, Michael Joseph McPartlin, Phillip Antognetti 2005-04-19