NH

Norman L. Helgeson

UF US Air Force: 3 patents #2,296 of 16,312Top 15%
BS Biphase Energy Systems: 1 patents #5 of 6Top 85%
🗺 California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,237,672 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7918310 Noise attenuation device for reducing jet engine noise during testing Steven Fann 2011-04-05
6497137 Annular after reactor with sound attenuator for use in a jet engine test cell and test stand 2002-12-24
6237395 Annular after reactor for use with a jet engine test cell 2001-05-29
4391102 Fresh water production from power plant waste heat Walter R. Studhalter, William E. Amend 1983-07-05