AM

Aya Mashimo

AU Audio-Technica: 5 patents #43 of 180Top 25%
Overall (All Time): #900,283 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D1059343 Headshell 2025-01-28
D1055905 Pick-up cartridge Yutaro Kumagai 2024-12-31
11164597 Head shell 2021-11-02
11017800 Head shell 2021-05-25
D876429 Pick-up cartridge Yosuke Takubo, Daichi Yamakawa, Shohei Araki 2020-02-25