HK

Hiroaki Kokubun

AU Audio-Technica: 2 patents #12 of 40Top 30%
Overall (2024): #161,649 of 561,600Top 30%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 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