CT

Chung-Hsien Tseng

AU Audio-Technica: 2 patents #83 of 180Top 50%
Overall (All Time): #2,086,533 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8126165 Condenser microphone Kazuhisa Kondo 2012-02-28
D634732 Headphone Kazuhisa Kondo, Wataru Sakuma 2011-03-22