YI

Yasunori Ishihara

NE Nec: 1 patents #7,889 of 14,502Top 55%
Overall (All Time): #3,377,920 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7176791 Security verification method and device Hiroshi Sakaki, Toru Fujiwara, Maki Yoshida 2007-02-13