Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7512239 | Protection key for hardware and information management system | Osamu Ueno, Yoshikazu Nishino, Rei Isogai, Yasunori Kitajima, Miho Urano | 2009-03-31 |
| 7269258 | Cryptographic key, encryption device, encryption/decryption device, cryptographic key management device, and decryption device | Tetsuya Ishihara, Osamu Ueno, Yoshikazu Nishino, Takumi Suzuki, Rei Isogai | 2007-09-11 |