Ole Birch

GA Gn Audio A/S: 1 patents #12 of 35Top 35%

Overall (2023): #305,894 of 537,848Top 60%

Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11611819	Earphone with a vent	—	2023-03-21