PR

Peter Robert Ryan

MR Mrspeakers: 1 patents #3 of 5Top 60%
Overall (All Time): #2,787,771 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10631098 Planar magnetic loudspeaker airflow system Daniel W. Clark, Robert Jason Egger 2020-04-21