HA

Hitoshi Akiyama

Yamaha: 3 patents #20 of 230Top 9%
📍 Kyoto, IA: #1 of 1 inventorsTop 100%
Overall (2011): #48,030 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8045731 Sound quality adjustment device Ryotaro Aoki 2011-10-25
7940941 Effect adding method and effect adding apparatus Ryotaro Aoki 2011-05-10
7897864 Band extension reproducing apparatus 2011-03-01