HN

Hitoshi Nakatsukasa

Yamaha: 5 patents #527 of 2,001Top 30%
Overall (All Time): #946,107 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11713874 Sound collection device 2023-08-01
11006194 Grille and acoustic device 2021-05-11
10941934 Light emission display device, light emission display switch, and sound collection device 2021-03-09
10743093 Grille and acoustic device 2020-08-11
10284937 Sound output and pickup device 2019-05-07