SB

Sigmund A. Birkeland

Overall (2023): #251,707 of 537,848Top 50%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11683644 Active noise cancellation system for helmets Dag Axel Aarset LOE 2023-06-20