TK

Takashi KITAGAWA

Yamaha: 3 patents #738 of 2,001Top 40%
Overall (All Time): #1,382,845 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12183312 Vibration plate and musical instrument Banri Abe, Ichiro Osuga, Masatsugu Okazaki, Shinji SUMINO, Taishi SHINOHARA +1 more 2024-12-31
10984760 Musical instrument and vibrator Banri Abe, Masatsugu Okazaki, Ichiro Osuga, Shinji SUMINO, Takuya Abe 2021-04-20
10891923 Vibrator and musical instrument Masatsugu Okazaki, Ichiro Osuga, Banri Abe, Shinji SUMINO, Takuya Abe 2021-01-12