HK

Hiroaki Kokubun

AU Audio-Technica: 3 patents #63 of 180Top 35%
Overall (All Time): #1,364,911 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D1029800 Earphone Yosuke Takubo, Yutaro Kumagai 2024-06-04
D1028876 Battery charger for earphones Yosuke Takubo, Yutaro Kumagai 2024-05-28
D1002585 Earphone Yosuke Takubo, Yutaro Kumagai 2023-10-24