YH

Yumiko Hanaoka

ND Ntt Docomo: 2 patents #761 of 1,706Top 45%
Overall (All Time): #2,096,505 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8270615 Key-updating method, encryption processing method, key-insulated cryptosystem and terminal device — 2012-09-18
7826619 Key-updating method, encryption processing method, key-insulated cryptosystem and terminal device — 2010-11-02