Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699512 | Software analysis protection method for changing the software pattern on the memory of a user terminal | Kenji Moriyasu, Atsusi Kanai, Nobuhisa Miyake, Hironobu Okuyama | 1997-12-16 |
| 5651066 | Cipher key distribution system effectively preventing illegitimate use and charging of enciphered information | Kenji Moriyasu, Atsusi Kanai, Nobuhisa Miyake, Hironobu Okuyama | 1997-07-22 |