TN

Tomoyuki Narumi

AU Audio-Technica: 1 patents #116 of 180Top 65%
AU Audio-Technica U.S.: 1 patents #10 of 19Top 55%
Overall (All Time): #1,767,239 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1031689 Speaker Yutaro Kumagai 2024-06-18
D467237 Microphone receiver Ayako Ishikawa 2002-12-17