YK

Yutaro Kumagai

AU Audio-Technica: 13 patents #1 of 40Top 3%
Overall (2024): #5,268 of 561,600Top 1%
13
Patents 2024

Issued Patents 2024

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
D1055905 Pick-up cartridge Aya Mashimo 2024-12-31
D1042329 Battery charger for earphones Yosuke Takubo, Yuki Nojiri 2024-09-17
D1035611 Headphone Kodai Tsubone, Takashi Nara 2024-07-16
D1031689 Speaker Tomoyuki Narumi 2024-06-18
D1031691 Headphone Kodai Tsubone, Takashi Nara 2024-06-18
D1030719 Earphone Yosuke Takubo, Yuki Nojiri 2024-06-11
D1029800 Earphone Yosuke Takubo, Hiroaki Kokubun 2024-06-04
D1029787 Headphone Nonomi Shiwaku Fukushima 2024-06-04
D1028928 Headphone Nonomi Shiwaku Fukushima 2024-05-28
D1028876 Battery charger for earphones Yosuke Takubo, Hiroaki Kokubun 2024-05-28
D1024942 Battery charger for earphones Daisuke Yoneyama, Takashi Nara 2024-04-30
D1018495 Headphone Kodai Tsubone 2024-03-19
D1016779 Headphone Kodai Tsubone 2024-03-05