ST

Susumu Takumai

Yamaha: 3 patents #20 of 230Top 9%
Overall (2011): #35,017 of 364,097Top 10%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8041060 Surround-sound system 2011-10-18
7970153 Audio output apparatus Yusuke Konagai 2011-06-28
7889878 Speaker array apparatus and method for setting audio beams of speaker array apparatus 2011-02-15