BH

Bjorn I. Hellberg

Overall (All Time): #4,116,446 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4214230 Personal identification system Viiveke A. Fak, Ingemar B. Ingemarsson, Rolf J. Blom, Robert Forchheimer 1980-07-22