NH

Norman L. Helgeson

UF US Air Force: 1 patents #99 of 749Top 15%
🗺 California: #14,783 of 41,698 inventorsTop 40%
Overall (2011): #203,452 of 364,097Top 60%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7918310 Noise attenuation device for reducing jet engine noise during testing Steven Fann 2011-04-05