GU

Gou Usui

Yamaha: 3 patents #738 of 2,001Top 40%
Overall (All Time): #1,561,549 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7982120 Performance apparatus and storage medium therefor Michihiko Sasaki, Shinichi Ito 2011-07-19
7956274 Performance apparatus and storage medium therefor Michihiko Sasaki, Shinichi Ito 2011-06-07
7853428 Apparatus for displaying fitness exercise condition Michihiko Sasaki, Yuji Nodera 2010-12-14