TH

Toshiaki Hazama

RO Roland: 2 patents #105 of 292Top 40%
📍 Nanbu, JP: #540 of 1,154 inventorsTop 50%
Overall (All Time): #2,039,229 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D742959 Tuner for musical instruments Tetsuya Uesugi 2015-11-10
D669116 Electronic keyboard Akihiko Fukuoka 2012-10-16