DH

David R. Helms

IBM: 2 patents #982 of 5,400Top 20%
📍 Tyngsborough, MA: #5 of 19 inventorsTop 30%
🗺 Massachusetts: #731 of 6,384 inventorsTop 15%
Overall (2002): #69,186 of 266,432Top 30%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6448858 Mask layout for sidefed RF power amplifier Philip Michael Antognetti 2002-09-10
6373339 Active bias network circuit for radio frequency amplifier Phillip Antognetti, Jim Griffiths, James Moniz, Scott Munro, Joshua C. Park +2 more 2002-04-16