HR

Hiroshi Rikimaru

UN Unknown: 1 patents #213 of 2,616Top 9%
Overall (2011): #285,352 of 364,097Top 80%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8057234 Foreign language learning apparatus Shinichi Sakamoto, Takeshi Nakaichi 2011-11-15